{"id":870,"date":"2026-04-26T19:28:01","date_gmt":"2026-04-26T13:58:01","guid":{"rendered":"https:\/\/qsh.in\/boards\/wbbse\/?p=870"},"modified":"2026-04-26T20:44:31","modified_gmt":"2026-04-26T15:14:31","slug":"vapor-density-and-molecular-mass","status":"publish","type":"post","link":"https:\/\/qsh.in\/boards\/wbbse\/class-x\/physical-science\/vapor-density-and-molecular-mass\/","title":{"rendered":"\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u0993 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 | \u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u0995\u09cd\u09af\u09c1\u0987\u099c"},"content":{"rendered":"<p>\u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09bf\u0995 \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4\u09bf\u09b0 \u0986\u099c\u0995\u09c7\u09b0 \u09aa\u09b0\u09cd\u09ac\u09c7 \u0986\u09ae\u09b0\u09be \u09a4\u09c3\u09a4\u09c0\u09af\u09bc \u0985\u09a7\u09cd\u09af\u09be\u09af\u09bc <strong>\u2018\u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u0997\u09a3\u09a8\u09be\u2019 (Chemical Calculations)<\/strong>-\u098f\u09b0 \u09a6\u09cd\u09ac\u09bf\u09a4\u09c0\u09af\u09bc \u0985\u0982\u09b6 \u09a8\u09bf\u09af\u09bc\u09c7 \u0986\u09b2\u09cb\u099a\u09a8\u09be \u0995\u09b0\u09ac\u0964 \u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8 \u0995\u09a4\u099f\u09be \u09ad\u09be\u09b0\u09c0 \u09ac\u09be \u09b9\u09be\u09b2\u0995\u09be, \u09a4\u09be \u09ae\u09be\u09aa\u09be\u09b0 \u099c\u09a8\u09cd\u09af \u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09c0\u09b0\u09be \u098f\u0995\u099f\u09bf \u09ac\u09bf\u09b6\u09c7\u09b7 \u09a4\u09c1\u09b2\u09a8\u09be\u09ae\u09c2\u09b2\u0995 \u09aa\u09a6\u09cd\u09a7\u09a4\u09bf \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09c7\u09a8, \u09af\u09be\u0995\u09c7 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09ac\u09b2\u09c7\u0964 \u0986\u099c\u0995\u09c7\u09b0 \u098f\u0987 \u0986\u09b0\u09cd\u099f\u09bf\u0995\u09c7\u09b2\u09c7 \u0986\u09ae\u09b0\u09be <strong>\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac (Vapor Density)<\/strong> \u0995\u09be\u0995\u09c7 \u09ac\u09b2\u09c7 \u098f\u09ac\u0982 <strong>\u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\u09c7\u09b0 (Molecular Mass)<\/strong> \u09b8\u09be\u09a5\u09c7 \u098f\u09b0 \u0997\u09be\u09a3\u09bf\u09a4\u09bf\u0995 \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u099f\u09bf \u0996\u09c1\u09ac \u09b8\u09b9\u099c\u09ad\u09be\u09ac\u09c7 \u099c\u09be\u09a8\u09ac\u0964<\/p>\n<h2>\u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac (Vapor Density)<\/h2>\n<p>\u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09ac\u09b2\u09a4\u09c7 \u09ac\u09cb\u099d\u09be\u09af\u09bc \u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8 \u09b8\u09ae\u09be\u09af\u09bc\u09a4\u09a8 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09a4\u09c1\u09b2\u09a8\u09be\u09af\u09bc \u09a0\u09bf\u0995 \u0995\u09a4 \u0997\u09c1\u09a3 \u09ad\u09be\u09b0\u09c0\u0964<\/p>\n<p><strong>\u09b8\u0982\u099c\u09cd\u099e\u09be:<\/strong> \u098f\u0995\u0987 \u099a\u09be\u09aa \u0993 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09af\u09bc \u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0993\u099c\u09a8, \u09b8\u09ae\u0986\u09af\u09bc\u09a4\u09a8 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 (H<sub>2<\/sub>) \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0993\u099c\u09a8\u09c7\u09b0 \u09a4\u09c1\u09b2\u09a8\u09be\u09af\u09bc \u09af\u09a4 \u0997\u09c1\u09a3 \u09ad\u09be\u09b0\u09c0, \u09b8\u09c7\u0987 \u09b8\u0982\u0996\u09cd\u09af\u09be\u099f\u09bf\u0995\u09c7 \u0993\u0987 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac (D) \u09ac\u09b2\u09c7\u0964<\/p>\n<p>\u09af\u09c7\u09b9\u09c7\u09a4\u09c1 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b9\u09b2\u09cb \u09a6\u09c1\u099f\u09bf \u09b8\u09ae\u099c\u09be\u09a4\u09c0\u09af\u09bc \u09b0\u09be\u09b6\u09bf\u09b0 (\u09a6\u09c1\u099f\u09bf \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0993\u099c\u09a8\u09c7\u09b0) \u0985\u09a8\u09c1\u09aa\u09be\u09a4, \u09a4\u09be\u0987 <strong>\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u0995\u09cb\u09a8\u09cb \u098f\u0995\u0995 (Unit) \u09a8\u09c7\u0987<\/strong>\u0964 \u098f\u099f\u09bf \u098f\u0995\u099f\u09bf \u098f\u0995\u0995\u09ac\u09bf\u09b9\u09c0\u09a8 \u09ac\u09bf\u09b6\u09c1\u09a6\u09cd\u09a7 \u09b8\u0982\u0996\u09cd\u09af\u09be\u0964<\/p>\n<h2>\u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u0993 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995 (M = 2D)<\/h2>\n<p>\u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09be\u09a1\u09cd\u09b0\u09cb\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\u09c7\u09b0 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af\u09c7 \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u0995\u09b0\u09be \u09af\u09be\u09af\u09bc \u09af\u09c7, \u09af\u09c7\u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09a4\u09be\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u09a6\u09cd\u09ac\u09bf\u0997\u09c1\u09a3\u0964<\/p>\n<p><strong>\u09aa\u09cd\u09b0\u09ae\u09be\u09a3:<\/strong><br>\n\u09a7\u09b0\u09bf, \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u099a\u09be\u09aa \u0993 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09af\u09bc V \u0986\u09af\u09bc\u09a4\u09a8 \u0997\u09cd\u09af\u09be\u09b8\u09c7 n \u09b8\u0982\u0996\u09cd\u09af\u0995 \u0985\u09a3\u09c1 \u0986\u099b\u09c7\u0964<br>\n\u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09be\u09a1\u09cd\u09b0\u09cb \u09b8\u09c2\u09a4\u09cd\u09b0 \u0985\u09a8\u09c1\u09af\u09be\u09af\u09bc\u09c0, \u0993\u0987 \u098f\u0995\u0987 \u099a\u09be\u09aa \u0993 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09af\u09bc V \u0986\u09af\u09bc\u09a4\u09a8 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u0993 \u09a0\u09bf\u0995 n \u09b8\u0982\u0996\u09cd\u09af\u0995 \u0985\u09a3\u09c1 \u09a5\u09be\u0995\u09ac\u09c7\u0964<\/p>\n<p>\u09a4\u09be\u09b9\u09b2\u09c7, \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac (D) = V \u0986\u09af\u09bc\u09a4\u09a8 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ad\u09b0 \/ V \u0986\u09af\u09bc\u09a4\u09a8 H<sub>2<\/sub> \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ad\u09b0<br>\n\u09ac\u09be, D = n \u09b8\u0982\u0996\u09cd\u09af\u0995 \u0997\u09cd\u09af\u09be\u09b8\u09c0\u09af\u09bc \u0985\u09a3\u09c1\u09b0 \u09ad\u09b0 \/ n \u09b8\u0982\u0996\u09cd\u09af\u0995 H<sub>2<\/sub> \u0985\u09a3\u09c1\u09b0 \u09ad\u09b0<br>\n\u09ac\u09be, D = 1\u099f\u09bf \u0997\u09cd\u09af\u09be\u09b8\u09c0\u09af\u09bc \u0985\u09a3\u09c1\u09b0 \u09ad\u09b0 \/ 1\u099f\u09bf H<sub>2<\/sub> \u0985\u09a3\u09c1\u09b0 \u09ad\u09b0<\/p>\n<p>\u0986\u09ae\u09b0\u09be \u099c\u09be\u09a8\u09bf, \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u098f\u0995\u099f\u09bf \u09a6\u09cd\u09ac\u09bf-\u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u0995 \u0997\u09cd\u09af\u09be\u09b8\u0964 \u0985\u09b0\u09cd\u09a5\u09be\u09ce, 1\u099f\u09bf H<sub>2<\/sub> \u0985\u09a3\u09c1 = 2\u099f\u09bf H \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u0964<br>\n\u0985\u09a4\u098f\u09ac, D = 1\u099f\u09bf \u0997\u09cd\u09af\u09be\u09b8\u09c0\u09af\u09bc \u0985\u09a3\u09c1\u09b0 \u09ad\u09b0 \/ (2 \u00d7 1\u099f\u09bf H \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u09b0 \u09ad\u09b0)<br>\n\u09ac\u09be, D = (1\u099f\u09bf \u0997\u09cd\u09af\u09be\u09b8\u09c0\u09af\u09bc \u0985\u09a3\u09c1\u09b0 \u09ad\u09b0 \/ 1\u099f\u09bf H \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u09b0 \u09ad\u09b0) \/ 2<\/p>\n<p>\u0986\u09ac\u09be\u09b0, (1\u099f\u09bf \u0997\u09cd\u09af\u09be\u09b8\u09c0\u09af\u09bc \u0985\u09a3\u09c1\u09b0 \u09ad\u09b0 \/ 1\u099f\u09bf H \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u09b0 \u09ad\u09b0) \u09b9\u09b2\u09cb \u0993\u0987 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 (M)\u0964<br>\n\u09b8\u09c1\u09a4\u09b0\u09be\u0982, <strong>D = M \/ 2<\/strong> \u09ac\u09be <strong>M = 2D<\/strong><\/p>\n<h3>\u0995\u09af\u09bc\u09c7\u0995\u099f\u09bf \u0997\u09be\u09a3\u09bf\u09a4\u09bf\u0995 \u0989\u09a6\u09be\u09b9\u09b0\u09a3:<\/h3>\n<ul>\n<li>\u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987\u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 (CO<sub>2<\/sub>)-\u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 = 12 + (16 \u00d7 2) = 44\u0964 \u09a4\u09be\u09b9\u09b2\u09c7 \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b9\u09ac\u09c7 = 44 \/ 2 = <strong>22<\/strong>\u0964<\/li>\n<li>\u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8 (O<sub>2<\/sub>)-\u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 = 16 \u00d7 2 = 32\u0964 \u09a4\u09be\u09b9\u09b2\u09c7 \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b9\u09ac\u09c7 = 32 \/ 2 = <strong>16<\/strong>\u0964<\/li>\n<li>\u0985\u09cd\u09af\u09be\u09ae\u09cb\u09a8\u09bf\u09af\u09bc\u09be (NH<sub>3<\/sub>)-\u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 = 14 + (1 \u00d7 3) = 17\u0964 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac = 17 \/ 2 = <strong>8.5<\/strong>\u0964<\/li>\n<\/ul>\n<h2>\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u0993 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09a4\u09a5\u09cd\u09af\u09ae\u09be\u09b2\u09be \u0993 \u0995\u09cd\u09af\u09c1\u0987\u099c<\/h2>\n<p>\u09a8\u09bf\u099a\u09c7\u09b0 \u09a4\u09a5\u09cd\u09af\u09ae\u09be\u09b2\u09be \u09ac\u09be \u09a8\u09b2\u09c7\u099c \u09b8\u09cd\u09b2\u09be\u0987\u09a1\u0997\u09c1\u09b2\u09cb \u09ad\u09be\u09b2\u09cb \u0995\u09b0\u09c7 \u09aa\u09a1\u09bc\u09cb\u0964 \u098f\u0996\u09be\u09a8\u09c7 \u09a4\u09cb\u09ae\u09be\u09a6\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09c7\u09b0 \u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3 \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995 (\u09af\u09c7\u09ae\u09a8- M=2D) \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u09c7 \u09a4\u09a5\u09cd\u09af \u09a6\u09c7\u0993\u09af\u09bc\u09be \u09b9\u09af\u09bc\u09c7\u099b\u09c7\u0964 \u098f\u0997\u09c1\u09b2\u09cb \u09ae\u09a8\u09cb\u09af\u09cb\u0997 \u09a6\u09bf\u09af\u09bc\u09c7 \u09aa\u09a1\u09bc\u09b2\u09c7 \u09ac\u09be \u09b6\u09c1\u09a8\u09b2\u09c7 \u09a4\u09cb\u09ae\u09be\u09b0 \u09b8\u09ae\u09cd\u09af\u0995 \u09a7\u09be\u09b0\u09a8\u09be \u09b9\u09af\u09bc\u09c7 \u09af\u09be\u09ac\u09c7 \u098f\u09ac\u0982 \u09aa\u09b0\u09c0\u0995\u09cd\u09b7\u09be\u09b0 \u09aa\u09b0\u09bf\u09aa\u09c7\u0995\u09cd\u09b7\u09bf\u09a4\u09c7 \u0985\u09a4\u09cd\u09af\u09a8\u09cd\u09a4 \u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3\u0964<\/p>\n<p><strong>\u0995\u09cd\u09af\u09c1\u0987\u099c \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u09c7:<\/strong> \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac, \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u098f\u09ac\u0982 \u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09be\u09a1\u09cd\u09b0\u09cb \u09b8\u09c2\u09a4\u09cd\u09b0\u09c7\u09b0 \u09aa\u09cd\u09b0\u09af\u09bc\u09cb\u0997 \u09b8\u0982\u0995\u09cd\u09b0\u09be\u09a8\u09cd\u09a4 \u098f\u0987 \u0995\u09cd\u09af\u09c1\u0987\u099c\u099f\u09bf \u0996\u09c7\u09b2\u09c7 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09bf\u0995 \u09aa\u09b0\u09c0\u0995\u09cd\u09b7\u09be\u09b0 \u099c\u09a8\u09cd\u09af \u09a8\u09bf\u099c\u09c7\u0995\u09c7 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4 \u0995\u09b0\u09cb\u0964<\/p>\n\n<div class=\"mehruedu-knowledge-container block-container\" data-quiz-id=\"870\" data-knowledge-slides='[{\"display_html\":\"\u098f\u0995\u0987 \u099a\u09be\u09aa \u0993 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09af\u09bc \u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0993\u099c\u09a8 \u09b8\u09ae\u0986\u09af\u09bc\u09a4\u09a8 &lt;span class=\\\"mehruedu-clickable-word\\\" data-explanation-id=\\\"cw_69fb7dba783d1\\\"&gt;\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8&lt;\\\/span&gt; (H&lt;sub&gt;2&lt;\\\/sub&gt;) \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0993\u099c\u09a8\u09c7\u09b0 \u09a4\u09c1\u09b2\u09a8\u09be\u09af\u09bc \u09af\u09a4 \u0997\u09c1\u09a3 \u09ad\u09be\u09b0\u09c0, \u09a4\u09be\u0995\u09c7 \u0993\u0987 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09ac\u09b2\u09c7\u0964\\r\\n\\r\\n\",\"explain_text\":\"\u099b\u09be\u09a4\u09cd\u09b0\u099b\u09be\u09a4\u09cd\u09b0\u09c0\u09b0\u09be, \u09af\u09a6\u09bf \u09ac\u09b2\u09be \u09b9\u09af\u09bc \u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09e7\u09ec, \u098f\u09b0 \u0985\u09b0\u09cd\u09a5 \u09b9\u09b2\u09cb \u0997\u09cd\u09af\u09be\u09b8\u099f\u09bf \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u099a\u09c7\u09af\u09bc\u09c7 \u09a0\u09bf\u0995 \u09e7\u09ec \u0997\u09c1\u09a3 \u09ad\u09be\u09b0\u09c0\u0964\",\"clickable_words\":[{\"id\":\"cw_69fb7dba783d1\",\"text\":\"\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09ac\u09c7\u09b0 \u0995\u09b0\u09be\u09b0 \u09b8\u09ae\u09af\u09bc \u09b8\u09ac \u09b8\u09ae\u09af\u09bc \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0997\u09cd\u09af\u09be\u09b8\u0995\u09c7 \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u09ac\u09be \u098f\u0995\u0995 \u09b9\u09bf\u09b8\u09c7\u09ac\u09c7 \u09a7\u09b0\u09be \u09b9\u09af\u09bc \u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u09b8\u09ac\u099a\u09c7\u09af\u09bc\u09c7 \u09b9\u09be\u09b2\u0995\u09be \u0997\u09cd\u09af\u09be\u09b8\",\"show_text\":true}],\"clean_text\":\"\u098f\u0995\u0987 \u099a\u09be\u09aa \u0993 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09af\u09bc \u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0993\u099c\u09a8 \u09b8\u09ae\u0986\u09af\u09bc\u09a4\u09a8 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 (H&lt;sub&gt;2&lt;\\\/sub&gt;) \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0993\u099c\u09a8\u09c7\u09b0 \u09a4\u09c1\u09b2\u09a8\u09be\u09af\u09bc \u09af\u09a4 \u0997\u09c1\u09a3 \u09ad\u09be\u09b0\u09c0, \u09a4\u09be\u0995\u09c7 \u0993\u0987 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09ac\u09b2\u09c7\u0964\"},{\"display_html\":\"\u09af\u09c7\u09b9\u09c7\u09a4\u09c1 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b9\u09b2\u09cb \u09a6\u09c1\u099f\u09bf \u09b8\u09ae\u099c\u09be\u09a4\u09c0\u09af\u09bc \u09b0\u09be\u09b6\u09bf\u09b0 (\u09a6\u09c1\u099f\u09bf \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ad\u09b0\u09c7\u09b0) \u0985\u09a8\u09c1\u09aa\u09be\u09a4, \u09a4\u09be\u0987 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u0995\u09cb\u09a8\u09cb &lt;span class=\\\"mehruedu-clickable-word\\\" data-explanation-id=\\\"cw_69fb7dbb150f1\\\"&gt;\u098f\u0995\u0995&lt;\\\/span&gt; \u09ac\u09be Unit \u09a8\u09c7\u0987\u0964\\r\\n\\r\\n\",\"explain_text\":\"\u0986\u09ae\u09b0\u09be \u09ad\u09b0\u09c7\u09b0 \u098f\u0995\u0995 \u0997\u09cd\u09b0\u09be\u09ae \u09ac\u09be \u0995\u09bf\u09b2\u09cb\u0997\u09cd\u09b0\u09be\u09ae \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09bf, \u0995\u09bf\u09a8\u09cd\u09a4\u09c1 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b2\u09c7\u0996\u09be\u09b0 \u09b8\u09ae\u09af\u09bc \u098f\u09b0 \u09aa\u09be\u09b6\u09c7 \u0997\u09cd\u09b0\u09be\u09ae \u09ac\u09be \u09b2\u09bf\u099f\u09be\u09b0 \u0995\u09bf\u099b\u09c1\u0987 \u09b2\u09c7\u0996\u09be \u09af\u09be\u09af\u09bc \u09a8\u09be\u0964 \u098f\u099f\u09bf \u09b6\u09c1\u09a7\u09c1 \u098f\u0995\u099f\u09bf \u09b8\u0982\u0996\u09cd\u09af\u09be\u0964\",\"clickable_words\":[{\"id\":\"cw_69fb7dbb150f1\",\"text\":\"\u098f\u099f\u09bf \u09b9\u09b2\u09cb \u098f\u0995\u099f\u09bf \u098f\u0995\u0995\u09ac\u09bf\u09b9\u09c0\u09a8 \u09ac\u09bf\u09b6\u09c1\u09a6\u09cd\u09a7 \u09b8\u0982\u0996\u09cd\u09af\u09be\",\"show_text\":true}],\"clean_text\":\"\u09af\u09c7\u09b9\u09c7\u09a4\u09c1 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b9\u09b2\u09cb \u09a6\u09c1\u099f\u09bf \u09b8\u09ae\u099c\u09be\u09a4\u09c0\u09af\u09bc \u09b0\u09be\u09b6\u09bf\u09b0 (\u09a6\u09c1\u099f\u09bf \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ad\u09b0\u09c7\u09b0) \u0985\u09a8\u09c1\u09aa\u09be\u09a4, \u09a4\u09be\u0987 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u0995\u09cb\u09a8\u09cb \u098f\u0995\u0995 \u09ac\u09be Unit \u09a8\u09c7\u0987\u0964\"},{\"display_html\":\"\u09af\u09c7\u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 (M) \u09a4\u09be\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 (D) \u09a0\u09bf\u0995 &lt;span class=\\\"mehruedu-clickable-word\\\" data-explanation-id=\\\"cw_69fb7dbb28973\\\"&gt;\u09a6\u09cd\u09ac\u09bf\u0997\u09c1\u09a3&lt;\\\/span&gt; \u09b9\u09af\u09bc\u0964\\r\\n\\r\\n\",\"explain_text\":\"\u09af\u09a6\u09bf \u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac 14 \u09b9\u09af\u09bc, \u09a4\u09ac\u09c7 \u0996\u09c1\u09ac \u09b8\u09b9\u099c\u09c7\u0987 \u0986\u09ae\u09b0\u09be \u09ac\u09b2\u09c7 \u09a6\u09bf\u09a4\u09c7 \u09aa\u09be\u09b0\u09bf \u09af\u09c7 \u09a4\u09be\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09b9\u09ac\u09c7 14 \u00d7 2 = 28 (\u09af\u09c7\u09ae\u09a8- \u09a8\u09be\u0987\u099f\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0997\u09cd\u09af\u09be\u09b8)\u0964\",\"clickable_words\":[{\"id\":\"cw_69fb7dbb28973\",\"text\":\"\u0985\u09b0\u09cd\u09a5\u09be\u09ce, \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 = \u09e8 \u00d7 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u0964 \u0997\u09be\u09a3\u09bf\u09a4\u09bf\u0995\u09ad\u09be\u09ac\u09c7 \u09b2\u09c7\u0996\u09be \u09b9\u09af\u09bc M = 2D\",\"show_text\":true}],\"clean_text\":\"\u09af\u09c7\u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 (M) \u09a4\u09be\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 (D) \u09a0\u09bf\u0995 \u09a6\u09cd\u09ac\u09bf\u0997\u09c1\u09a3 \u09b9\u09af\u09bc\u0964\"},{\"display_html\":\"\u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987\u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 (CO&lt;sub&gt;2&lt;\\\/sub&gt;)-\u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 44\u0964 \u09b8\u09c1\u09a4\u09b0\u09be\u0982 \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b9\u09ac\u09c7 &lt;span class=\\\"mehruedu-clickable-word\\\" data-explanation-id=\\\"cw_69fb7dbb3a914\\\"&gt;\u09e8\u09e8&lt;\\\/span&gt;\u0964\\r\\n\\r\\n\",\"explain_text\":\"\u09aa\u09b0\u09c0\u0995\u09cd\u09b7\u09be\u09af\u09bc \u09af\u09a6\u09bf \u09b8\u09b0\u09be\u09b8\u09b0\u09bf \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09a8\u09be \u09a6\u09c7\u0993\u09af\u09bc\u09be \u09a5\u09be\u0995\u09c7, \u09a4\u09ac\u09c7 \u09b8\u0982\u0995\u09c7\u09a4 \u09a5\u09c7\u0995\u09c7 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09ac\u09c7\u09b0 \u0995\u09b0\u09c7 \u09a4\u09be\u0995\u09c7 2 \u09a6\u09bf\u09af\u09bc\u09c7 \u09ad\u09be\u0997 \u0995\u09b0\u09c7 \u09a8\u09bf\u09a4\u09c7 \u09b9\u09af\u09bc\u0964\",\"clickable_words\":[{\"id\":\"cw_69fb7dbb3a914\",\"text\":\"\u0986\u09ae\u09b0\u09be \u099c\u09be\u09a8\u09bf D = M \\\/ 2\u0964 \u09a4\u09be\u0987 44 \u0995\u09c7 2 \u09a6\u09bf\u09af\u09bc\u09c7 \u09ad\u09be\u0997 \u0995\u09b0\u09b2\u09c7\u0987 \u0986\u09ae\u09b0\u09be CO&lt;sub&gt;2&lt;\\\/sub&gt; \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac 22 \u09aa\u09c7\u09af\u09bc\u09c7 \u09af\u09be\u0987\",\"show_text\":true}],\"clean_text\":\"\u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987\u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 (CO&lt;sub&gt;2&lt;\\\/sub&gt;)-\u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 44\u0964 \u09b8\u09c1\u09a4\u09b0\u09be\u0982 \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b9\u09ac\u09c7 \u09e8\u09e8 \u0964\"},{\"display_html\":\"\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 (H&lt;sub&gt;2&lt;\\\/sub&gt;) \u098f\u0995\u099f\u09bf \u09a6\u09cd\u09ac\u09bf-\u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u0995 \u0997\u09cd\u09af\u09be\u09b8, \u09a4\u09be\u0987 1\u099f\u09bf \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0985\u09a3\u09c1\u09a4\u09c7 &lt;span class=\\\"mehruedu-clickable-word\\\" data-explanation-id=\\\"cw_69fb7dbb5c5b2\\\"&gt;\u09e8&lt;\\\/span&gt; \u099f\u09bf \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09a5\u09be\u0995\u09c7\u0964\\r\\n\\r\\n\",\"explain_text\":\"\u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09be\u09a1\u09cd\u09b0\u09cb \u09b8\u09c2\u09a4\u09cd\u09b0\u09c7\u09b0 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af\u09c7 \u0996\u09c1\u09ac \u09b8\u09b9\u099c\u09c7\u0987 \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u0995\u09b0\u09be \u09af\u09be\u09af\u09bc \u09af\u09c7 \u0997\u09cd\u09af\u09be\u09b8\u09c0\u09af\u09bc \u0985\u09a3\u09c1\u09b0 \u09ad\u09b0 \u09a4\u09be\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u098f\u09ac\u0982 \u098f\u0995\u099f\u09bf \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0985\u09a3\u09c1\u09b0 \u09ad\u09b0\u09c7\u09b0 \u0997\u09c1\u09a3\u09ab\u09b2\u09c7\u09b0 \u09b8\u09ae\u09be\u09a8\u0964\",\"clickable_words\":[{\"id\":\"cw_69fb7dbb5c5b2\",\"text\":\"\u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u098f\u09ac\u0982 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995 (M=2D) \u09aa\u09cd\u09b0\u09ae\u09be\u09a3\u09c7\u09b0 \u09b8\u09ae\u09af\u09bc \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8\u09c7\u09b0 \u098f\u0987 \u09a6\u09cd\u09ac\u09bf-\u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u0995 \u09ac\u09c8\u09b6\u09bf\u09b7\u09cd\u099f\u09cd\u09af\u099f\u09bf \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09be \u09b9\u09af\u09bc\",\"show_text\":true}],\"clean_text\":\"\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 (H&lt;sub&gt;2&lt;\\\/sub&gt;) \u098f\u0995\u099f\u09bf \u09a6\u09cd\u09ac\u09bf-\u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u0995 \u0997\u09cd\u09af\u09be\u09b8, \u09a4\u09be\u0987 1\u099f\u09bf \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0985\u09a3\u09c1\u09a4\u09c7 \u09e8 \u099f\u09bf \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09a5\u09be\u0995\u09c7\u0964\"}]'>\n\n\n<div class=\"mehruedu-seo-hidden-content\" style=\"display:none; visibility:hidden;\">\n\n\n<div class=\"mehruedu-seo-slide-item\">\u098f\u0995\u0987 \u099a\u09be\u09aa \u0993 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09af\u09bc \u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0993\u099c\u09a8 \u09b8\u09ae\u0986\u09af\u09bc\u09a4\u09a8 <span class=\"mehruedu-clickable-word\" data-explanation-id=\"cw_69fb7dba783d1\">\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8<\/span> (H<sub>2<\/sub>) \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0993\u099c\u09a8\u09c7\u09b0 \u09a4\u09c1\u09b2\u09a8\u09be\u09af\u09bc \u09af\u09a4 \u0997\u09c1\u09a3 \u09ad\u09be\u09b0\u09c0, \u09a4\u09be\u0995\u09c7 \u0993\u0987 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09ac\u09b2\u09c7\u0964\r\n\r\n<\/div>\n\n\n<div class=\"mehruedu-seo-slide-item\">\u09af\u09c7\u09b9\u09c7\u09a4\u09c1 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b9\u09b2\u09cb \u09a6\u09c1\u099f\u09bf \u09b8\u09ae\u099c\u09be\u09a4\u09c0\u09af\u09bc \u09b0\u09be\u09b6\u09bf\u09b0 (\u09a6\u09c1\u099f\u09bf \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ad\u09b0\u09c7\u09b0) \u0985\u09a8\u09c1\u09aa\u09be\u09a4, \u09a4\u09be\u0987 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u0995\u09cb\u09a8\u09cb <span class=\"mehruedu-clickable-word\" data-explanation-id=\"cw_69fb7dbb150f1\">\u098f\u0995\u0995<\/span> \u09ac\u09be Unit \u09a8\u09c7\u0987\u0964\r\n\r\n<\/div>\n\n\n<div class=\"mehruedu-seo-slide-item\">\u09af\u09c7\u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 (M) \u09a4\u09be\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 (D) \u09a0\u09bf\u0995 <span class=\"mehruedu-clickable-word\" data-explanation-id=\"cw_69fb7dbb28973\">\u09a6\u09cd\u09ac\u09bf\u0997\u09c1\u09a3<\/span> \u09b9\u09af\u09bc\u0964\r\n\r\n<\/div>\n\n\n<div class=\"mehruedu-seo-slide-item\">\u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987\u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 (CO<sub>2<\/sub>)-\u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 44\u0964 \u09b8\u09c1\u09a4\u09b0\u09be\u0982 \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b9\u09ac\u09c7 <span class=\"mehruedu-clickable-word\" data-explanation-id=\"cw_69fb7dbb3a914\">\u09e8\u09e8<\/span>\u0964\r\n\r\n<\/div>\n\n\n<div class=\"mehruedu-seo-slide-item\">\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 (H<sub>2<\/sub>) \u098f\u0995\u099f\u09bf \u09a6\u09cd\u09ac\u09bf-\u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u0995 \u0997\u09cd\u09af\u09be\u09b8, \u09a4\u09be\u0987 1\u099f\u09bf \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0985\u09a3\u09c1\u09a4\u09c7 <span class=\"mehruedu-clickable-word\" data-explanation-id=\"cw_69fb7dbb5c5b2\">\u09e8<\/span> \u099f\u09bf \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09a5\u09be\u0995\u09c7\u0964\r\n\r\n<\/div>\n\n\n<\/div>\n\n<div class=\"mehruedu-explanation-animation-overlay\" style=\"display:none;\"><div class=\"sound-wave\"><div class=\"bar\"><\/div><div class=\"bar\"><\/div><div class=\"bar\"><\/div><div class=\"bar\"><\/div><div class=\"bar\"><\/div><div class=\"bar\"><\/div><div class=\"bar\"><\/div><div class=\"bar\"><\/div><div class=\"bar\"><\/div><div class=\"bar\"><\/div><\/div><\/div>\n\n<div class=\"mehruedu-explanation-overlay\" style=\"display:none;\"><div class=\"mehruedu-explanation-content\"><\/div><button class=\"mehruedu-explanation-close\">\u00d7<\/button><\/div>\n\n\n<div class=\"mehruedu-settings-container slide-settings inline-mode\">\n\n<button class=\"mehruedu-settings-button\" title=\"Settings\"><i class=\"fas fa-cog\"><\/i><\/button>\n\n<div class=\"mehruedu-settings-panel\">\n\n<div class=\"setting-row\">\n\n<label for=\"mehruedu-slide-speech-toggle\">Reading Sound<\/label>\n\n<label class=\"mehruedu-toggle-switch\">\n\n<input type=\"checkbox\" id=\"mehruedu-slide-speech-toggle\" checked>\n\n<span class=\"mehruedu-slider\"><\/span>\n\n<\/label>\n\n<\/div>\n\n<div class=\"slide-speech-controls\">\n\n<div class=\"setting-row\">\n\n<label for=\"mehruedu-slide-speech-rate\">Speech Speed<\/label>\n\n<span class=\"speed-val\">Slow<\/span>\n\n<\/div>\n\n<input type=\"range\" id=\"mehruedu-slide-speech-rate\" min=\"0.5\" max=\"1.5\" step=\"0.1\" value=\"0.75\">\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n\n\n<div class=\"mehruedu-knowledge-initial-info\">\n\n<strong class=\"mehruedu-section-title\">\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u0993 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u09bf\u09a4 \u09a4\u09a5\u09cd\u09af\u09ae\u09be\u09b2\u09be<\/strong>\n\n<p>Total Slides: <strong><span id=\"mehruedu-total-slides-display\">5<\/span><\/strong><\/p>\n\n<div class=\"mehruedu-slide-range-selector\">\n\n<div class=\"range-inputs\">\n\nFrom: <input type=\"number\" id=\"mehruedu-slide-start-range\" value=\"1\" min=\"1\" max=\"5\">\n\nTo: <input type=\"number\" id=\"mehruedu-slide-end-range\" value=\"5\" min=\"1\" max=\"5\">\n\n<\/div>\n\n<\/div>\n\n<button class=\"start-knowledge-slides\">Start Knowledge Slides<\/button>\n\n<\/div>\n\n\n\n<div class=\"mehruedu-knowledge-slides-area\" style=\"display: none;\">\n\n<div class=\"slide-text-display\"><\/div>\n\n<div class=\"slide-controls\"><button class=\"mehruedu-previous-slide-button\" title=\"Previous\">\u2190<\/button><button class=\"mehruedu-explain-button\" style=\"display: none;\">Explain<\/button><button class=\"mehruedu-next-slide-button\" title=\"Next\">\u2192<\/button><\/div>\n\n<\/div>\n\n<div class=\"mehruedu-scorecard slide-scorecard\" style=\"display: none;\"><\/div>\n\n<\/div>\n\n\n<div class=\"mehruedu-rating-section block-container\" data-quiz-id=\"870\">\n\n<h4>Rate this Quiz<\/h4>\n\n<div class=\"mehruedu-rating-summary\">\n\n<p>Average Rating: <span class=\"avg-rating\">5<\/span> \/ 5 (<span class=\"rating-count\">1<\/span> votes)<\/p>\n\n<\/div>\n\n<div class=\"mehruedu-rating-input-area\">\n\n<p>Click on a star to rate:<\/p>\n\n<div class=\"mehruedu-star-rating\">\n\n<span class=\"star\" data-rating=\"5\">\u2605<\/span>\n\n<span class=\"star\" data-rating=\"4\">\u2605<\/span>\n\n<span class=\"star\" data-rating=\"3\">\u2605<\/span>\n\n<span class=\"star\" data-rating=\"2\">\u2605<\/span>\n\n<span class=\"star\" data-rating=\"1\">\u2605<\/span>\n\n<\/div>\n\n<\/div>\n\n<div class=\"mehruedu-rating-thank-you\" style=\"display:none;\">Thanks for your rating!<\/div>\n\n<\/div>\n\n\n<div class=\"mehruedu-quiz-container block-container\" data-quiz-id=\"870\" data-display-order=\"random\" data-ajax-url=\"https:\/\/qsh.in\/boards\/wbbse\/wp-admin\/admin-ajax.php\" data-nonce=\"57dad93f7b\" data-has-quiz-questions=\"true\">\n\n<div class=\"mehruedu-feedback-overlay\" style=\"display:none;\"><div class=\"mehruedu-feedback-overlay-content\"><\/div><\/div>\n\n\n<div class=\"mehruedu-settings-container quiz-settings inline-mode\">\n\n<button class=\"mehruedu-settings-button\" title=\"Settings\"><i class=\"fas fa-cog\"><\/i><\/button>\n\n<div class=\"mehruedu-settings-panel\">\n\n<div class=\"setting-row\">\n\n<label for=\"mehruedu-quiz-speech-toggle\">Reading Sound<\/label>\n\n<label class=\"mehruedu-toggle-switch\">\n\n<input type=\"checkbox\" id=\"mehruedu-quiz-speech-toggle\" checked>\n\n<span class=\"mehruedu-slider\"><\/span>\n\n<\/label>\n\n<\/div>\n\n<div class=\"setting-row\">\n\n<label for=\"mehruedu-quiz-feedback-toggle\">Feedback Sound<\/label>\n\n<label class=\"mehruedu-toggle-switch\">\n\n<input type=\"checkbox\" id=\"mehruedu-quiz-feedback-toggle\" checked>\n\n<span class=\"mehruedu-slider\"><\/span>\n\n<\/label>\n\n<\/div>\n\n<div class=\"quiz-speech-controls\">\n\n<div class=\"setting-row\">\n\n<label for=\"mehruedu-quiz-speech-rate\">Speech Speed<\/label>\n\n<span class=\"speed-val\">Slow<\/span>\n\n<\/div>\n\n<input type=\"range\" id=\"mehruedu-quiz-speech-rate\" min=\"0.5\" max=\"1.5\" step=\"0.1\" value=\"0.75\">\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n\n\n<div class=\"mehruedu-quiz-initial-info\">\n\n<div class=\"quiz-icon\">\n\n\n<img decoding=\"async\" src=\"https:\/\/qsh.in\/boards\/wbbse\/wp-content\/plugins\/Wp-rockct\/assets\/images\/quiz-icon.png\" alt=\"Quiz Icon\" style=\"width:40px; display:block; margin:0 auto;\" onerror=\"this.style.display='none';\">\n\n<strong class=\"mehruedu-section-title\">\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u0993 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u09bf\u09a4 \u0995\u09c1\u0987\u099c<\/strong>\n\n<\/div>\n\n<p>Total Questions: <strong><span id=\"mehruedu-total-questions-display\">28<\/span><\/strong> | Total Marks: <strong><span id=\"mehruedu-total-marks-display\">40<\/span><\/strong><\/p>\n\n<button class=\"start-quiz\">Start Quiz<\/button>\n\n<\/div>\n\n\n\n<div class=\"mehruedu-quiz-questions\" data-question-count=\"28\" style=\"display: none;\">\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"0\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 (Vapor Density) \u098f\u0995\u0995 \u0995\u09c0?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"\u0997\u09cd\u09b0\u09be\u09ae\/\u09b2\u09bf\u099f\u09be\u09b0\"><input type=\"radio\" name=\"mcq_0\" value=\"\u0997\u09cd\u09b0\u09be\u09ae\/\u09b2\u09bf\u099f\u09be\u09b0\"> \u0997\u09cd\u09b0\u09be\u09ae\/\u09b2\u09bf\u099f\u09be\u09b0<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0995\u09bf\u09b2\u09cb\u0997\u09cd\u09b0\u09be\u09ae\"><input type=\"radio\" name=\"mcq_0\" value=\"\u0995\u09bf\u09b2\u09cb\u0997\u09cd\u09b0\u09be\u09ae\"> \u0995\u09bf\u09b2\u09cb\u0997\u09cd\u09b0\u09be\u09ae<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u09ae\u09cb\u09b2\"><input type=\"radio\" name=\"mcq_0\" value=\"\u09ae\u09cb\u09b2\"> \u09ae\u09cb\u09b2<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0995\u09cb\u09a8\u09cb \u098f\u0995\u0995 \u09a8\u09c7\u0987 (\u098f\u0995\u0995\u09ac\u09bf\u09b9\u09c0\u09a8)\"><input type=\"radio\" name=\"mcq_0\" value=\"\u0995\u09cb\u09a8\u09cb \u098f\u0995\u0995 \u09a8\u09c7\u0987 (\u098f\u0995\u0995\u09ac\u09bf\u09b9\u09c0\u09a8)\"> \u0995\u09cb\u09a8\u09cb \u098f\u0995\u0995 \u09a8\u09c7\u0987 (\u098f\u0995\u0995\u09ac\u09bf\u09b9\u09c0\u09a8)<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"\u0995\u09cb\u09a8\u09cb \u098f\u0995\u0995 \u09a8\u09c7\u0987 (\u098f\u0995\u0995\u09ac\u09bf\u09b9\u09c0\u09a8)\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"1\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 (M) \u098f\u09ac\u0982 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 (D) \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u099f\u09bf \u0995\u09c0?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"M = D\"><input type=\"radio\" name=\"mcq_1\" value=\"M = D\"> M = D<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"M = 2D\"><input type=\"radio\" name=\"mcq_1\" value=\"M = 2D\"> M = 2D<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"D = 2M\"><input type=\"radio\" name=\"mcq_1\" value=\"D = 2M\"> D = 2M<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"M = D\/2\"><input type=\"radio\" name=\"mcq_1\" value=\"M = D\/2\"> M = D\/2<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"M = 2D\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"2\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc\u09c7\u09b0 \u09b8\u09ae\u09af\u09bc \u0995\u09cb\u09a8\u09cd \u0997\u09cd\u09af\u09be\u09b8\u0995\u09c7 \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u09b9\u09bf\u09b8\u09c7\u09ac\u09c7 \u09a7\u09b0\u09be \u09b9\u09af\u09bc?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"\u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8\"><input type=\"radio\" name=\"mcq_2\" value=\"\u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8\"> \u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u09a8\u09be\u0987\u099f\u09cd\u09b0\u09cb\u099c\u09c7\u09a8\"><input type=\"radio\" name=\"mcq_2\" value=\"\u09a8\u09be\u0987\u099f\u09cd\u09b0\u09cb\u099c\u09c7\u09a8\"> \u09a8\u09be\u0987\u099f\u09cd\u09b0\u09cb\u099c\u09c7\u09a8<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8\"><input type=\"radio\" name=\"mcq_2\" value=\"\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8\"> \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u09b9\u09bf\u09b2\u09bf\u09af\u09bc\u09be\u09ae\"><input type=\"radio\" name=\"mcq_2\" value=\"\u09b9\u09bf\u09b2\u09bf\u09af\u09bc\u09be\u09ae\"> \u09b9\u09bf\u09b2\u09bf\u09af\u09bc\u09be\u09ae<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"3\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac 8 \u09b9\u09b2\u09c7, \u09a4\u09be\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u0995\u09a4 \u09b9\u09ac\u09c7?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"4\"><input type=\"radio\" name=\"mcq_3\" value=\"4\"> 4<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"8\"><input type=\"radio\" name=\"mcq_3\" value=\"8\"> 8<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"16\"><input type=\"radio\" name=\"mcq_3\" value=\"16\"> 16<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"32\"><input type=\"radio\" name=\"mcq_3\" value=\"32\"> 32<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"16\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"4\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8 (O<sub>2<\/sub>) \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u0995\u09a4? (O = 16)<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"16\"><input type=\"radio\" name=\"mcq_4\" value=\"16\"> 16<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"32\"><input type=\"radio\" name=\"mcq_4\" value=\"32\"> 32<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"8\"><input type=\"radio\" name=\"mcq_4\" value=\"8\"> 8<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"64\"><input type=\"radio\" name=\"mcq_4\" value=\"64\"> 64<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"16\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"5\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987\u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 (CO<sub>2<\/sub>) \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac 22 \u09b9\u09b2\u09c7, \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u0995\u09a4?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"11\"><input type=\"radio\" name=\"mcq_5\" value=\"11\"> 11<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"22\"><input type=\"radio\" name=\"mcq_5\" value=\"22\"> 22<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"44\"><input type=\"radio\" name=\"mcq_5\" value=\"44\"> 44<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"88\"><input type=\"radio\" name=\"mcq_5\" value=\"88\"> 88<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"44\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"6\" style=\"display: none;\">\n\n <p class=\"question-top-line\">M = 2D \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u099f\u09bf \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u0995\u09b0\u09a4\u09c7 \u0995\u09cb\u09a8\u09cd \u09b8\u09c2\u09a4\u09cd\u09b0\u09c7\u09b0 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af \u09a8\u09c7\u0993\u09af\u09bc\u09be \u09b9\u09af\u09bc?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"\u09ac\u09af\u09bc\u09c7\u09b2\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\"><input type=\"radio\" name=\"mcq_6\" value=\"\u09ac\u09af\u09bc\u09c7\u09b2\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\"> \u09ac\u09af\u09bc\u09c7\u09b2\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u099a\u09be\u09b0\u09cd\u09b2\u09b8\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\"><input type=\"radio\" name=\"mcq_6\" value=\"\u099a\u09be\u09b0\u09cd\u09b2\u09b8\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\"> \u099a\u09be\u09b0\u09cd\u09b2\u09b8\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09be\u09a1\u09cd\u09b0\u09cb\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\"><input type=\"radio\" name=\"mcq_6\" value=\"\u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09be\u09a1\u09cd\u09b0\u09cb\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\"> \u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09be\u09a1\u09cd\u09b0\u09cb\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u09aa\u09be\u09b8\u09cd\u0995\u09be\u09b2\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\"><input type=\"radio\" name=\"mcq_6\" value=\"\u09aa\u09be\u09b8\u09cd\u0995\u09be\u09b2\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\"> \u09aa\u09be\u09b8\u09cd\u0995\u09be\u09b2\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"\u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09be\u09a1\u09cd\u09b0\u09cb\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"7\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 17 \u09b9\u09b2\u09c7, \u09a4\u09be\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u0995\u09a4 \u09b9\u09ac\u09c7?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"17\"><input type=\"radio\" name=\"mcq_7\" value=\"17\"> 17<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"34\"><input type=\"radio\" name=\"mcq_7\" value=\"34\"> 34<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"8.5\"><input type=\"radio\" name=\"mcq_7\" value=\"8.5\"> 8.5<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"20\"><input type=\"radio\" name=\"mcq_7\" value=\"20\"> 20<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"8.5\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"8\" style=\"display: none;\">\n\n <p class=\"question-top-line\">1\u099f\u09bf \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0985\u09a3\u09c1\u09a4\u09c7 (H<sub>2<\/sub>) \u0995\u09af\u09bc\u099f\u09bf \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09a5\u09be\u0995\u09c7?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"1 \u099f\u09bf\"><input type=\"radio\" name=\"mcq_8\" value=\"1 \u099f\u09bf\"> 1 \u099f\u09bf<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"2 \u099f\u09bf\"><input type=\"radio\" name=\"mcq_8\" value=\"2 \u099f\u09bf\"> 2 \u099f\u09bf<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"3 \u099f\u09bf\"><input type=\"radio\" name=\"mcq_8\" value=\"3 \u099f\u09bf\"> 3 \u099f\u09bf<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"4 \u099f\u09bf\"><input type=\"radio\" name=\"mcq_8\" value=\"4 \u099f\u09bf\"> 4 \u099f\u09bf<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"2 \u099f\u09bf\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"9\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac 14\u0964 \u0997\u09cd\u09af\u09be\u09b8\u099f\u09bf \u0995\u09c0 \u09b9\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7? (N=14, O=16, C=12)<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"\u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8 (O&lt;sub&gt;2&lt;\/sub&gt;)\"><input type=\"radio\" name=\"mcq_9\" value=\"\u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8 (O&lt;sub&gt;2&lt;\/sub&gt;)\"> \u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8 (O<sub>2<\/sub>)<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987\u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 (CO&lt;sub&gt;2&lt;\/sub&gt;)\"><input type=\"radio\" name=\"mcq_9\" value=\"\u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987\u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 (CO&lt;sub&gt;2&lt;\/sub&gt;)\"> \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987\u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 (CO<sub>2<\/sub>)<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u09a8\u09be\u0987\u099f\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 (N&lt;sub&gt;2&lt;\/sub&gt;)\"><input type=\"radio\" name=\"mcq_9\" value=\"\u09a8\u09be\u0987\u099f\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 (N&lt;sub&gt;2&lt;\/sub&gt;)\"> \u09a8\u09be\u0987\u099f\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 (N<sub>2<\/sub>)<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0985\u09cd\u09af\u09be\u09ae\u09cb\u09a8\u09bf\u09af\u09bc\u09be (NH&lt;sub&gt;3&lt;\/sub&gt;)\"><input type=\"radio\" name=\"mcq_9\" value=\"\u0985\u09cd\u09af\u09be\u09ae\u09cb\u09a8\u09bf\u09af\u09bc\u09be (NH&lt;sub&gt;3&lt;\/sub&gt;)\"> \u0985\u09cd\u09af\u09be\u09ae\u09cb\u09a8\u09bf\u09af\u09bc\u09be (NH<sub>3<\/sub>)<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"\u09a8\u09be\u0987\u099f\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 (N&lt;sub&gt;2&lt;\/sub&gt;)\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"10\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09ac\u09b2\u09a4\u09c7 \u09ac\u09cb\u099d\u09be\u09af\u09bc \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u0986\u09af\u09bc\u09a4\u09a8\u09c7\u09b0 \u0997\u09cd\u09af\u09be\u09b8\u099f\u09bf \u09b8\u09ae\u0986\u09af\u09bc\u09a4\u09a8 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09a4\u09c1\u09b2\u09a8\u09be\u09af\u09bc\u2014<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"\u0995\u09a4 \u0997\u09c1\u09a3 \u09ad\u09be\u09b0\u09c0\"><input type=\"radio\" name=\"mcq_10\" value=\"\u0995\u09a4 \u0997\u09c1\u09a3 \u09ad\u09be\u09b0\u09c0\"> \u0995\u09a4 \u0997\u09c1\u09a3 \u09ad\u09be\u09b0\u09c0<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0995\u09a4 \u0997\u09c1\u09a3 \u09b9\u09be\u09b2\u0995\u09be\"><input type=\"radio\" name=\"mcq_10\" value=\"\u0995\u09a4 \u0997\u09c1\u09a3 \u09b9\u09be\u09b2\u0995\u09be\"> \u0995\u09a4 \u0997\u09c1\u09a3 \u09b9\u09be\u09b2\u0995\u09be<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0995\u09a4 \u0997\u09c1\u09a3 \u0997\u09b0\u09ae\"><input type=\"radio\" name=\"mcq_10\" value=\"\u0995\u09a4 \u0997\u09c1\u09a3 \u0997\u09b0\u09ae\"> \u0995\u09a4 \u0997\u09c1\u09a3 \u0997\u09b0\u09ae<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0995\u09a4 \u0997\u09c1\u09a3 \u09ac\u09a1\u09bc\u09cb\"><input type=\"radio\" name=\"mcq_10\" value=\"\u0995\u09a4 \u0997\u09c1\u09a3 \u09ac\u09a1\u09bc\u09cb\"> \u0995\u09a4 \u0997\u09c1\u09a3 \u09ac\u09a1\u09bc\u09cb<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"\u0995\u09a4 \u0997\u09c1\u09a3 \u09ad\u09be\u09b0\u09c0\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"11\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09a8\u09bf\u099c\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u0995\u09a4?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"0\"><input type=\"radio\" name=\"mcq_11\" value=\"0\"> 0<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"1\"><input type=\"radio\" name=\"mcq_11\" value=\"1\"> 1<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"2\"><input type=\"radio\" name=\"mcq_11\" value=\"2\"> 2<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"4\"><input type=\"radio\" name=\"mcq_11\" value=\"4\"> 4<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"1\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"12\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b8\u09be\u09b2\u09ab\u09be\u09b0 \u09a1\u09be\u0987\u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 (SO<sub>2<\/sub>) \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 64 \u09b9\u09b2\u09c7, \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u0995\u09a4?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"16\"><input type=\"radio\" name=\"mcq_12\" value=\"16\"> 16<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"32\"><input type=\"radio\" name=\"mcq_12\" value=\"32\"> 32<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"64\"><input type=\"radio\" name=\"mcq_12\" value=\"64\"> 64<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"128\"><input type=\"radio\" name=\"mcq_12\" value=\"128\"> 128<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"32\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"13\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u098f\u0995\u099f\u09bf \u098f\u0995\u0995\u09ac\u09bf\u09b9\u09c0\u09a8 \u09b8\u0982\u0996\u09cd\u09af\u09be \u0995\u09c7\u09a8?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"\u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u0996\u09c1\u09ac \u099b\u09cb\u099f\u09cb\"><input type=\"radio\" name=\"mcq_13\" value=\"\u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u0996\u09c1\u09ac \u099b\u09cb\u099f\u09cb\"> \u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u0996\u09c1\u09ac \u099b\u09cb\u099f\u09cb<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u09a6\u09c1\u099f\u09bf \u09b8\u09ae\u099c\u09be\u09a4\u09c0\u09af\u09bc \u09b0\u09be\u09b6\u09bf\u09b0 \u0985\u09a8\u09c1\u09aa\u09be\u09a4\"><input type=\"radio\" name=\"mcq_13\" value=\"\u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u09a6\u09c1\u099f\u09bf \u09b8\u09ae\u099c\u09be\u09a4\u09c0\u09af\u09bc \u09b0\u09be\u09b6\u09bf\u09b0 \u0985\u09a8\u09c1\u09aa\u09be\u09a4\"> \u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u09a6\u09c1\u099f\u09bf \u09b8\u09ae\u099c\u09be\u09a4\u09c0\u09af\u09bc \u09b0\u09be\u09b6\u09bf\u09b0 \u0985\u09a8\u09c1\u09aa\u09be\u09a4<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u0997\u09cd\u09af\u09be\u09b8\u09c7 \u09ae\u09be\u09aa\u09be \u09b9\u09af\u09bc\"><input type=\"radio\" name=\"mcq_13\" value=\"\u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u0997\u09cd\u09af\u09be\u09b8\u09c7 \u09ae\u09be\u09aa\u09be \u09b9\u09af\u09bc\"> \u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u0997\u09cd\u09af\u09be\u09b8\u09c7 \u09ae\u09be\u09aa\u09be \u09b9\u09af\u09bc<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09b0 \u0993\u09aa\u09b0 \u09a8\u09bf\u09b0\u09cd\u09ad\u09b0 \u0995\u09b0\u09c7\"><input type=\"radio\" name=\"mcq_13\" value=\"\u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09b0 \u0993\u09aa\u09b0 \u09a8\u09bf\u09b0\u09cd\u09ad\u09b0 \u0995\u09b0\u09c7\"> \u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09b0 \u0993\u09aa\u09b0 \u09a8\u09bf\u09b0\u09cd\u09ad\u09b0 \u0995\u09b0\u09c7<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"\u0995\u09be\u09b0\u09a3 \u098f\u099f\u09bf \u09a6\u09c1\u099f\u09bf \u09b8\u09ae\u099c\u09be\u09a4\u09c0\u09af\u09bc \u09b0\u09be\u09b6\u09bf\u09b0 \u0985\u09a8\u09c1\u09aa\u09be\u09a4\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"mcq\" data-question-index=\"14\" style=\"display: none;\">\n\n <p class=\"question-top-line\">STP-\u09a4\u09c7 1 \u09ae\u09cb\u09b2 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09af\u09bc\u09a4\u09a8 22.4 \u09b2\u09bf\u099f\u09be\u09b0 \u09b9\u09b2\u09c7, \u0993\u0987 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ad\u09b0 \u09a4\u09be\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\u09c7\u09b0 (M) \u0995\u09c0\u09b0\u09c2\u09aa \u09b9\u09ac\u09c7?<\/p>  <div class=\"mehruedu-mcq-option\" data-option=\"\u09b8\u09ae\u09be\u09a8\"><input type=\"radio\" name=\"mcq_14\" value=\"\u09b8\u09ae\u09be\u09a8\"> \u09b8\u09ae\u09be\u09a8<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u0985\u09b0\u09cd\u09a7\u09c7\u0995\"><input type=\"radio\" name=\"mcq_14\" value=\"\u0985\u09b0\u09cd\u09a7\u09c7\u0995\"> \u0985\u09b0\u09cd\u09a7\u09c7\u0995<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u09a6\u09cd\u09ac\u09bf\u0997\u09c1\u09a3\"><input type=\"radio\" name=\"mcq_14\" value=\"\u09a6\u09cd\u09ac\u09bf\u0997\u09c1\u09a3\"> \u09a6\u09cd\u09ac\u09bf\u0997\u09c1\u09a3<\/div> <div class=\"mehruedu-mcq-option\" data-option=\"\u098f\u0995-\u099a\u09a4\u09c1\u09b0\u09cd\u09a5\u09be\u0982\u09b6\"><input type=\"radio\" name=\"mcq_14\" value=\"\u098f\u0995-\u099a\u09a4\u09c1\u09b0\u09cd\u09a5\u09be\u0982\u09b6\"> \u098f\u0995-\u099a\u09a4\u09c1\u09b0\u09cd\u09a5\u09be\u0982\u09b6<\/div> <input type=\"hidden\" class=\"correct-answer\" value=\"\u09b8\u09ae\u09be\u09a8\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"pair_matching\" data-question-index=\"15\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09ac\u09be\u09ae \u09b8\u09cd\u09a4\u09ae\u09cd\u09ad\u09c7\u09b0 \u09b8\u0999\u09cd\u0997\u09c7 \u09a1\u09be\u09a8 \u09b8\u09cd\u09a4\u09ae\u09cd\u09ad \u09ae\u09c7\u09b2\u09be\u0993\u0964<\/p>  <div class=\"pair-matching-container\"><div class=\"left-pairs\"> <div class=\"pair-item left-item\" data-pair-left=\"O&lt;sub&gt;2&lt;\/sub&gt; \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\">O<sub>2<\/sub> \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac<\/div> <div class=\"pair-item left-item\" data-pair-left=\"O&lt;sub&gt;2&lt;\/sub&gt; \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\">O<sub>2<\/sub> \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0<\/div> <div class=\"pair-item left-item\" data-pair-left=\"\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u0997\u09cd\u09af\u09be\u09b8\">\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u0997\u09cd\u09af\u09be\u09b8<\/div> <div class=\"pair-item left-item\" data-pair-left=\"\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u098f\u0995\u0995\">\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u098f\u0995\u0995<\/div> <div class=\"pair-item left-item\" data-pair-left=\"\u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\u09c7\u09b0 \u09b8\u09ae\u09c0\u0995\u09b0\u09a3\">\u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\u09c7\u09b0 \u09b8\u09ae\u09c0\u0995\u09b0\u09a3<\/div><\/div><div class=\"right-pairs\"> <div class=\"pair-item right-item\" data-pair-right=\"\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8\">\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8<\/div> <div class=\"pair-item right-item\" data-pair-right=\"M = 2D\">M = 2D<\/div> <div class=\"pair-item right-item\" data-pair-right=\"32\">32<\/div> <div class=\"pair-item right-item\" data-pair-right=\"\u0995\u09cb\u09a8\u09cb \u098f\u0995\u0995 \u09a8\u09c7\u0987\">\u0995\u09cb\u09a8\u09cb \u098f\u0995\u0995 \u09a8\u09c7\u0987<\/div> <div class=\"pair-item right-item\" data-pair-right=\"16\">16<\/div><\/div><\/div> <input type=\"hidden\" class=\"correct-pairs\" value='[\"\\u09ac\\u09be\\u09b7\\u09cd\\u09aa\\u0998\\u09a8\\u09a4\\u09cd\\u09ac\\u09c7\\u09b0 \\u098f\\u0995\\u0995,\\u0995\\u09cb\\u09a8\\u09cb \\u098f\\u0995\\u0995 \\u09a8\\u09c7\\u0987\",\"\\u0986\\u09a3\\u09ac\\u09bf\\u0995 \\u09ad\\u09b0\\u09c7\\u09b0 \\u09b8\\u09ae\\u09c0\\u0995\\u09b0\\u09a3,M = 2D\",\"O&lt;sub&gt;2&lt;\\\/sub&gt; \\u098f\\u09b0 \\u0986\\u09a3\\u09ac\\u09bf\\u0995 \\u09ad\\u09b0,32\",\"O&lt;sub&gt;2&lt;\\\/sub&gt; \\u098f\\u09b0 \\u09ac\\u09be\\u09b7\\u09cd\\u09aa\\u0998\\u09a8\\u09a4\\u09cd\\u09ac,16\",\"\\u09ac\\u09be\\u09b7\\u09cd\\u09aa\\u0998\\u09a8\\u09a4\\u09cd\\u09ac\\u09c7\\u09b0 \\u09aa\\u09cd\\u09b0\\u09ae\\u09be\\u09a3 \\u0997\\u09cd\\u09af\\u09be\\u09b8,\\u09b9\\u09be\\u0987\\u09a1\\u09cd\\u09b0\\u09cb\\u099c\\u09c7\\u09a8\"]'> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"pair_matching\" data-question-index=\"16\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09ac\u09be\u09ae \u09b8\u09cd\u09a4\u09ae\u09cd\u09ad\u09c7\u09b0 \u09b8\u0999\u09cd\u0997\u09c7 \u09a1\u09be\u09a8 \u09b8\u09cd\u09a4\u09ae\u09cd\u09ad \u09ae\u09c7\u09b2\u09be\u0993\u0964<\/p>  <div class=\"pair-matching-container\"><div class=\"left-pairs\"> <div class=\"pair-item left-item\" data-pair-left=\"M = 2D \u09aa\u09cd\u09b0\u09ae\u09be\u09a3\">M = 2D \u09aa\u09cd\u09b0\u09ae\u09be\u09a3<\/div> <div class=\"pair-item left-item\" data-pair-left=\"\u09a6\u09c1\u099f\u09bf \u09ad\u09b0\u09c7\u09b0 \u0985\u09a8\u09c1\u09aa\u09be\u09a4\">\u09a6\u09c1\u099f\u09bf \u09ad\u09b0\u09c7\u09b0 \u0985\u09a8\u09c1\u09aa\u09be\u09a4<\/div> <div class=\"pair-item left-item\" data-pair-left=\"\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0985\u09a3\u09c1\">\u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0985\u09a3\u09c1<\/div> <div class=\"pair-item left-item\" data-pair-left=\"\u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 44 \u09b9\u09b2\u09c7\">\u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 44 \u09b9\u09b2\u09c7<\/div> <div class=\"pair-item left-item\" data-pair-left=\"\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac 14 \u09b9\u09b2\u09c7\">\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac 14 \u09b9\u09b2\u09c7<\/div><\/div><div class=\"right-pairs\"> <div class=\"pair-item right-item\" data-pair-right=\"\u09a6\u09cd\u09ac\u09bf-\u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u0995\">\u09a6\u09cd\u09ac\u09bf-\u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u0995<\/div> <div class=\"pair-item right-item\" data-pair-right=\"\u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09be\u09a1\u09cd\u09b0\u09cb \u09b8\u09c2\u09a4\u09cd\u09b0\">\u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09be\u09a1\u09cd\u09b0\u09cb \u09b8\u09c2\u09a4\u09cd\u09b0<\/div> <div class=\"pair-item right-item\" data-pair-right=\"\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac 22\">\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac 22<\/div> <div class=\"pair-item right-item\" data-pair-right=\"\u098f\u0995\u0995\u09ac\u09bf\u09b9\u09c0\u09a8 \u09b0\u09be\u09b6\u09bf\">\u098f\u0995\u0995\u09ac\u09bf\u09b9\u09c0\u09a8 \u09b0\u09be\u09b6\u09bf<\/div> <div class=\"pair-item right-item\" data-pair-right=\"\u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 28\">\u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 28<\/div><\/div><\/div> <input type=\"hidden\" class=\"correct-pairs\" value='[\"\\u0986\\u09a3\\u09ac\\u09bf\\u0995 \\u09ad\\u09b0 44 \\u09b9\\u09b2\\u09c7,\\u09ac\\u09be\\u09b7\\u09cd\\u09aa\\u0998\\u09a8\\u09a4\\u09cd\\u09ac 22\",\"\\u09ac\\u09be\\u09b7\\u09cd\\u09aa\\u0998\\u09a8\\u09a4\\u09cd\\u09ac 14 \\u09b9\\u09b2\\u09c7,\\u0986\\u09a3\\u09ac\\u09bf\\u0995 \\u09ad\\u09b0 28\",\"\\u09b9\\u09be\\u0987\\u09a1\\u09cd\\u09b0\\u09cb\\u099c\\u09c7\\u09a8 \\u0985\\u09a3\\u09c1,\\u09a6\\u09cd\\u09ac\\u09bf-\\u09aa\\u09b0\\u09ae\\u09be\\u09a3\\u09c1\\u0995\",\"M = 2D \\u09aa\\u09cd\\u09b0\\u09ae\\u09be\\u09a3,\\u0985\\u09cd\\u09af\\u09be\\u09ad\\u09cb\\u0997\\u09be\\u09a1\\u09cd\\u09b0\\u09cb \\u09b8\\u09c2\\u09a4\\u09cd\\u09b0\",\"\\u09a6\\u09c1\\u099f\\u09bf \\u09ad\\u09b0\\u09c7\\u09b0 \\u0985\\u09a8\\u09c1\\u09aa\\u09be\\u09a4,\\u098f\\u0995\\u0995\\u09ac\\u09bf\\u09b9\\u09c0\\u09a8 \\u09b0\\u09be\\u09b6\\u09bf\"]'> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"pair_matching\" data-question-index=\"17\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09ac\u09be\u09ae \u09b8\u09cd\u09a4\u09ae\u09cd\u09ad\u09c7\u09b0 \u09b8\u0999\u09cd\u0997\u09c7 \u09a1\u09be\u09a8 \u09b8\u09cd\u09a4\u09ae\u09cd\u09ad \u09ae\u09c7\u09b2\u09be\u0993\u0964<\/p>  <div class=\"pair-matching-container\"><div class=\"left-pairs\"> <div class=\"pair-item left-item\" data-pair-left=\"NH&lt;sub&gt;3&lt;\/sub&gt; \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\">NH<sub>3<\/sub> \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac<\/div> <div class=\"pair-item left-item\" data-pair-left=\"H&lt;sub&gt;2&lt;\/sub&gt; \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\">H<sub>2<\/sub> \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0<\/div> <div class=\"pair-item left-item\" data-pair-left=\"CO&lt;sub&gt;2&lt;\/sub&gt; \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\">CO<sub>2<\/sub> \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac<\/div> <div class=\"pair-item left-item\" data-pair-left=\"SO&lt;sub&gt;2&lt;\/sub&gt; \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\">SO<sub>2<\/sub> \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac<\/div> <div class=\"pair-item left-item\" data-pair-left=\"NH&lt;sub&gt;3&lt;\/sub&gt; \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\">NH<sub>3<\/sub> \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0<\/div><\/div><div class=\"right-pairs\"> <div class=\"pair-item right-item\" data-pair-right=\"17\">17<\/div> <div class=\"pair-item right-item\" data-pair-right=\"2\">2<\/div> <div class=\"pair-item right-item\" data-pair-right=\"8.5\">8.5<\/div> <div class=\"pair-item right-item\" data-pair-right=\"22\">22<\/div> <div class=\"pair-item right-item\" data-pair-right=\"32\">32<\/div><\/div><\/div> <input type=\"hidden\" class=\"correct-pairs\" value='[\"CO&lt;sub&gt;2&lt;\\\/sub&gt; \\u098f\\u09b0 \\u09ac\\u09be\\u09b7\\u09cd\\u09aa\\u0998\\u09a8\\u09a4\\u09cd\\u09ac,22\",\"NH&lt;sub&gt;3&lt;\\\/sub&gt; \\u098f\\u09b0 \\u0986\\u09a3\\u09ac\\u09bf\\u0995 \\u09ad\\u09b0,17\",\"NH&lt;sub&gt;3&lt;\\\/sub&gt; \\u098f\\u09b0 \\u09ac\\u09be\\u09b7\\u09cd\\u09aa\\u0998\\u09a8\\u09a4\\u09cd\\u09ac,8.5\",\"H&lt;sub&gt;2&lt;\\\/sub&gt; \\u098f\\u09b0 \\u0986\\u09a3\\u09ac\\u09bf\\u0995 \\u09ad\\u09b0,2\",\"SO&lt;sub&gt;2&lt;\\\/sub&gt; \\u098f\\u09b0 \\u09ac\\u09be\\u09b7\\u09cd\\u09aa\\u0998\\u09a8\\u09a4\\u09cd\\u09ac,32\"]'> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"true_false\" data-question-index=\"18\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b8\u09a4\u09cd\u09af \u09a8\u09be \u09ae\u09bf\u09a5\u09cd\u09af\u09be \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc \u0995\u09b0\u09cb\u0964<\/p> <p class=\"question-description\">\u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09ae\u09be\u09aa\u09be\u09b0 \u098f\u0995\u0995 \u09b9\u09b2\u09cb \u0997\u09cd\u09b0\u09be\u09ae\/\u09b2\u09bf\u099f\u09be\u09b0\u0964<\/p> <label><input type=\"radio\" name=\"tf_18\" value=\"True\"> True<\/label><label><input type=\"radio\" name=\"tf_18\" value=\"False\"> False<\/label> <input type=\"hidden\" class=\"correct-answer\" value=\"False\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"true_false\" data-question-index=\"19\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b8\u09a4\u09cd\u09af \u09a8\u09be \u09ae\u09bf\u09a5\u09cd\u09af\u09be \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc \u0995\u09b0\u09cb\u0964<\/p> <p class=\"question-description\">\u09af\u09c7\u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09a4\u09be\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 \u0985\u09b0\u09cd\u09a7\u09c7\u0995 \u09b9\u09af\u09bc\u0964<\/p> <label><input type=\"radio\" name=\"tf_19\" value=\"True\"> True<\/label><label><input type=\"radio\" name=\"tf_19\" value=\"False\"> False<\/label> <input type=\"hidden\" class=\"correct-answer\" value=\"False\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"true_false\" data-question-index=\"20\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b8\u09a4\u09cd\u09af \u09a8\u09be \u09ae\u09bf\u09a5\u09cd\u09af\u09be \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc \u0995\u09b0\u09cb\u0964<\/p> <p class=\"question-description\">\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc \u0995\u09b0\u09a4\u09c7 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u0997\u09cd\u09af\u09be\u09b8\u0995\u09c7 \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u09b9\u09bf\u09b8\u09c7\u09ac\u09c7 \u09a7\u09b0\u09be \u09b9\u09af\u09bc\u0964<\/p> <label><input type=\"radio\" name=\"tf_20\" value=\"True\"> True<\/label><label><input type=\"radio\" name=\"tf_20\" value=\"False\"> False<\/label> <input type=\"hidden\" class=\"correct-answer\" value=\"True\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"true_false\" data-question-index=\"21\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b8\u09a4\u09cd\u09af \u09a8\u09be \u09ae\u09bf\u09a5\u09cd\u09af\u09be \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc \u0995\u09b0\u09cb\u0964<\/p> <p class=\"question-description\">M = 2D \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u099f\u09bf \u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09be\u09a1\u09cd\u09b0\u09cb\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0 \u09a5\u09c7\u0995\u09c7 \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u0995\u09b0\u09be \u09af\u09be\u09af\u09bc\u0964<\/p> <label><input type=\"radio\" name=\"tf_21\" value=\"True\"> True<\/label><label><input type=\"radio\" name=\"tf_21\" value=\"False\"> False<\/label> <input type=\"hidden\" class=\"correct-answer\" value=\"True\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"true_false\" data-question-index=\"22\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b8\u09a4\u09cd\u09af \u09a8\u09be \u09ae\u09bf\u09a5\u09cd\u09af\u09be \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc \u0995\u09b0\u09cb\u0964<\/p> <p class=\"question-description\">\u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u098f\u09ac\u0982 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\u09c7\u09b0 \u09ae\u09be\u09a8 \u09b8\u09ae\u09be\u09a8 \u09b9\u09af\u09bc\u0964<\/p> <label><input type=\"radio\" name=\"tf_22\" value=\"True\"> True<\/label><label><input type=\"radio\" name=\"tf_22\" value=\"False\"> False<\/label> <input type=\"hidden\" class=\"correct-answer\" value=\"False\"> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"fill_in_the_blank\" data-question-index=\"23\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b8\u09a0\u09bf\u0995 \u09b8\u0982\u0996\u09cd\u09af\u09be \u09ac\u09b8\u09bf\u09af\u09bc\u09c7 \u09b6\u09c2\u09a8\u09cd\u09af\u09b8\u09cd\u09a5\u09be\u09a8 \u09aa\u09c2\u09b0\u09a3 \u0995\u09b0\u09cb\u0964<\/p> <p> \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 (M) \u098f\u09ac\u0982 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac\u09c7\u09b0 (D) \u0997\u09be\u09a3\u09bf\u09a4\u09bf\u0995 \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u099f\u09bf \u09b9\u09b2\u09cb M = <input type=\"text\" name=\"fb_23[]\" class=\"fill-blank\" data-correct-answer=\"\u09e8, 2\">D\u0964 <\/p> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"fill_in_the_blank\" data-question-index=\"24\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b8\u09a0\u09bf\u0995 \u09b8\u0982\u0996\u09cd\u09af\u09be \u09ac\u09b8\u09bf\u09af\u09bc\u09c7 \u09b6\u09c2\u09a8\u09cd\u09af\u09b8\u09cd\u09a5\u09be\u09a8 \u09aa\u09c2\u09b0\u09a3 \u0995\u09b0\u09cb\u0964<\/p> <p> \u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8 (O<sub>2<\/sub>)-\u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 32, \u09a4\u09be\u0987 \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b9\u09ac\u09c7 <input type=\"text\" name=\"fb_24[]\" class=\"fill-blank\" data-correct-answer=\"\u09e7\u09ec, 16\">\u0964 <\/p> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"fill_in_the_blank\" data-question-index=\"25\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b8\u09a0\u09bf\u0995 \u09b8\u0982\u0996\u09cd\u09af\u09be \u09ac\u09b8\u09bf\u09af\u09bc\u09c7 \u09b6\u09c2\u09a8\u09cd\u09af\u09b8\u09cd\u09a5\u09be\u09a8 \u09aa\u09c2\u09b0\u09a3 \u0995\u09b0\u09cb\u0964<\/p> <p> \u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac 22 \u09b9\u09b2\u09c7, \u0997\u09cd\u09af\u09be\u09b8\u099f\u09bf\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09b9\u09ac\u09c7 <input type=\"text\" name=\"fb_25[]\" class=\"fill-blank\" data-correct-answer=\"\u09ea\u09ea, 44\">\u0964 <\/p> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"fill_in_the_blank\" data-question-index=\"26\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b8\u09a0\u09bf\u0995 \u09b8\u0982\u0996\u09cd\u09af\u09be \u09ac\u09b8\u09bf\u09af\u09bc\u09c7 \u09b6\u09c2\u09a8\u09cd\u09af\u09b8\u09cd\u09a5\u09be\u09a8 \u09aa\u09c2\u09b0\u09a3 \u0995\u09b0\u09cb\u0964<\/p> <p> \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u098f\u0995\u099f\u09bf \u09a6\u09cd\u09ac\u09bf-\u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u0995 \u0997\u09cd\u09af\u09be\u09b8, \u0985\u09b0\u09cd\u09a5\u09be\u09ce 1\u099f\u09bf H<sub>2<\/sub> \u0985\u09a3\u09c1\u09a4\u09c7 <input type=\"text\" name=\"fb_26[]\" class=\"fill-blank\" data-correct-answer=\"\u09e8, 2\"> \u099f\u09bf \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09a5\u09be\u0995\u09c7\u0964 <\/p> \n<\/div>\n\n\n<div class=\"mehruedu-quiz-question\" data-question-type=\"fill_in_the_blank\" data-question-index=\"27\" style=\"display: none;\">\n\n <p class=\"question-top-line\">\u09b8\u09a0\u09bf\u0995 \u09b8\u0982\u0996\u09cd\u09af\u09be \u09ac\u09b8\u09bf\u09af\u09bc\u09c7 \u09b6\u09c2\u09a8\u09cd\u09af\u09b8\u09cd\u09a5\u09be\u09a8 \u09aa\u09c2\u09b0\u09a3 \u0995\u09b0\u09cb\u0964<\/p> <p> \u09a8\u09be\u0987\u099f\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 (N<sub>2<\/sub>)-\u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 28 \u09b9\u09b2\u09c7, \u098f\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09b9\u09ac\u09c7 <input type=\"text\" name=\"fb_27[]\" class=\"fill-blank\" data-correct-answer=\"\u09e7\u09ea, 14\">\u0964 <\/p> \n<\/div>\n\n\n<\/div>\n\n<button class=\"mehruedu-submit-quiz\" style=\"display:none;\">Review and Next<\/button><button class=\"mehruedu-understood-button\" style=\"display: none;\">\u09ac\u09c1\u099d\u09c7\u099b\u09bf, \u09aa\u09b0\u09c7\u09b0 \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8<\/button>\n\n<div class=\"mehruedu-scorecard quiz-scorecard\" style=\"display: none;\"><\/div>\n\n<\/div>\n\n\n<hr>\n<div class=\"lesson-navigation\">\n<h3>\u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3 \u09b2\u09bf\u0982\u0995\u09b8\u09ae\u09c2\u09b9:<\/h3>\n<ul>\n<li><strong>Class 10 Home:<\/strong> <a href=\"https:\/\/qsh.in\/boards\/wbbse\/class-x\/\">\u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf \u09ae\u09c2\u09b2 \u09aa\u09be\u09a4\u09be<\/a><\/li>\n<li><strong>Physical Science Home:<\/strong> <a href=\"https:\/\/qsh.in\/boards\/wbbse\/class-x\/physical-science\/\">\u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8-\u09b8\u0995\u09b2 \u0985\u09a7\u09cd\u09af\u09be\u09af\u09bc <\/a><\/li>\n<li><strong>Current Chapter Home:<\/strong> <a href=\"https:\/\/qsh.in\/boards\/wbbse\/class-x\/physical-science\/chemical-calculations\/\">\u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u0997\u09a3\u09a8\u09be<\/a><\/li>\n<\/ul>\n<h3>\u09a4\u09c3\u09a4\u09c0\u09af\u09bc \u0985\u09a7\u09cd\u09af\u09be\u09af\u09bc\u09c7\u09b0 \u09a4\u09bf\u09a8 \u09aa\u09b0\u09cd\u09ac<\/h3>\n<ul class=\"chapter-index\">\n<li>\u09aa\u09b0\u09cd\u09ac \u09e7: <a href=\"\/boards\/wbbse\/class-x\/physical-science\/conservation-of-mass-and-energy\/\">\u09ad\u09b0\u09c7\u09b0 \u09b8\u0982\u09b0\u0995\u09cd\u09b7\u09a3 \u09b8\u09c2\u09a4\u09cd\u09b0 \u098f\u09ac\u0982 \u09ad\u09b0 \u0993 \u09b6\u0995\u09cd\u09a4\u09bf\u09b0 \u09a4\u09c1\u09b2\u09cd\u09af\u09a4\u09be<\/a><\/li>\n<li><strong>\u09aa\u09b0\u09cd\u09ac \u09e8: \u09a4\u09c1\u09ae\u09bf \u098f\u0996\u09be\u09a8\u09c7 \u09aa\u09a1\u09bc\u099b (\u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u098f\u09ac\u0982 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\u09c7\u09b0 \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995)<\/strong><\/li>\n<li>\u09aa\u09b0\u09cd\u09ac \u09e9: <a href=\"\/boards\/wbbse\/class-x\/physical-science\/stoichiometric-calculations\/\">\u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09b8\u09ae\u09c0\u0995\u09b0\u09a3\u09ad\u09bf\u09a4\u09cd\u09a4\u09bf\u0995 \u09ad\u09b0 \u0993 \u0986\u09af\u09bc\u09a4\u09a8\u09c7\u09b0 \u0997\u09be\u09a3\u09bf\u09a4\u09bf\u0995 \u0997\u09a3\u09a8\u09be<\/a><\/li>\n<\/ul>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09bf\u0995 \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4\u09bf\u09b0 \u0986\u099c\u0995\u09c7\u09b0 \u09aa\u09b0\u09cd\u09ac\u09c7 \u0986\u09ae\u09b0\u09be \u09a4\u09c3\u09a4\u09c0\u09af\u09bc \u0985\u09a7\u09cd\u09af\u09be\u09af\u09bc \u2018\u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u0997\u09a3\u09a8\u09be\u2019 (Chemical Calculations)-\u098f\u09b0 \u09a6\u09cd\u09ac\u09bf\u09a4\u09c0\u09af\u09bc \u0985\u0982\u09b6 \u09a8\u09bf\u09af\u09bc\u09c7 \u0986\u09b2\u09cb\u099a\u09a8\u09be \u0995\u09b0\u09ac\u0964 \u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8 \u0995\u09a4\u099f\u09be \u09ad\u09be\u09b0\u09c0 \u09ac\u09be \u09b9\u09be\u09b2\u0995\u09be, \u09a4\u09be \u09ae\u09be\u09aa\u09be\u09b0 \u099c\u09a8\u09cd\u09af \u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09c0\u09b0\u09be \u098f\u0995\u099f\u09bf \u09ac\u09bf\u09b6\u09c7\u09b7 \u09a4\u09c1\u09b2\u09a8\u09be\u09ae\u09c2\u09b2\u0995 \u09aa\u09a6\u09cd\u09a7\u09a4\u09bf \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09c7\u09a8, \u09af\u09be\u0995\u09c7 \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u09ac\u09b2\u09c7\u0964 \u0986\u099c\u0995\u09c7\u09b0 \u098f\u0987 \u0986\u09b0\u09cd\u099f\u09bf\u0995\u09c7\u09b2\u09c7 \u0986\u09ae\u09b0\u09be \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac (Vapor Density) \u0995\u09be\u0995\u09c7 \u09ac\u09b2\u09c7 \u098f\u09ac\u0982 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\u09c7\u09b0 (Molecular Mass) \u09b8\u09be\u09a5\u09c7 \u098f\u09b0 \u0997\u09be\u09a3\u09bf\u09a4\u09bf\u0995 \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u099f\u09bf \u0996\u09c1\u09ac &#8230; <a title=\"\u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u0993 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 | \u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u0995\u09cd\u09af\u09c1\u0987\u099c\" class=\"read-more\" href=\"https:\/\/qsh.in\/boards\/wbbse\/class-x\/physical-science\/vapor-density-and-molecular-mass\/\" aria-label=\"Read more about \u09ac\u09be\u09b7\u09cd\u09aa\u0998\u09a8\u09a4\u09cd\u09ac \u0993 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 | \u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u0995\u09cd\u09af\u09c1\u0987\u099c\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-870","post","type-post","status-publish","format-standard","hentry","category-class-x-physical-science"],"_links":{"self":[{"href":"https:\/\/qsh.in\/boards\/wbbse\/wp-json\/wp\/v2\/posts\/870","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/qsh.in\/boards\/wbbse\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qsh.in\/boards\/wbbse\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qsh.in\/boards\/wbbse\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/qsh.in\/boards\/wbbse\/wp-json\/wp\/v2\/comments?post=870"}],"version-history":[{"count":1,"href":"https:\/\/qsh.in\/boards\/wbbse\/wp-json\/wp\/v2\/posts\/870\/revisions"}],"predecessor-version":[{"id":872,"href":"https:\/\/qsh.in\/boards\/wbbse\/wp-json\/wp\/v2\/posts\/870\/revisions\/872"}],"wp:attachment":[{"href":"https:\/\/qsh.in\/boards\/wbbse\/wp-json\/wp\/v2\/media?parent=870"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qsh.in\/boards\/wbbse\/wp-json\/wp\/v2\/categories?post=870"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qsh.in\/boards\/wbbse\/wp-json\/wp\/v2\/tags?post=870"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}