Chú ý: Để đảm bảo quyền lợi và bảo vệ tài khoản của mình
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{"common":{"save":0,"post_id":"6384","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"6167","mon_id":"1158798","chapter_id":"1158856","post_id":"6384","question":"<p>S\u1ed1 oxi hoá c\u1ee7a Mn trong K<span class=\"math-tex\">$_2$<\/span>MnO<span class=\"math-tex\">$_4$<\/span> là :<\/p>","options":["A. +7","B. +6","C. -6 ","D. +5"],"correct":"2","level":"3","hint":"","answer":"<p><span style=\"color:#27ae60;\"><strong>\u0110áp án \u0111úng là: B <\/strong><\/span><\/p>","type":"choose","extra_type":"classic","user_id":"147","test":"0","date":"2022-11-29 03:46:52","option_type":"txt","len":0},{"id":"6168","mon_id":"1158798","chapter_id":"1158856","post_id":"6384","question":"<p>Cho ph\u1ea3n \u1ee9ng sau :<br \/><span class=\"svgedit\"><svg height=\"36\" width=\"338\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g><title><\/title><rect fill=\"#fff\" height=\"38\" id=\"canvas_background\" width=\"340\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><image height=\"36\" id=\"svg_1\" width=\"338\" x=\"0\" xlink:href=\"data:image\/png;base64,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\" y=\"0\"><\/image> <\/g> <\/svg><\/span><br \/>Sau ph\u1ea3n \u1ee9ng thu \u0111\u01b0\u1ee3c 13,44 lít khí SO<span class=\"math-tex\">$_2$<\/span> (\u0111ktc). Kh\u1ed1i l\u01b0\u1ee3ng C thu \u0111\u01b0\u1ee3c là?<\/p>","options":["A. 3,6 g","B. 7,2 g","C. 2,4g","D. 4,8g"],"correct":"1","level":"3","hint":"","answer":"<p><span style=\"color:#27ae60;\"><strong>\u0110áp án \u0111úng là: A<\/strong><\/span><br \/><span class=\"svgedit\"><svg height=\"36\" width=\"377\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g><title><\/title><rect fill=\"#fff\" height=\"38\" id=\"canvas_background\" width=\"379\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><image height=\"36\" id=\"svg_1\" width=\"377\" x=\"0\" xlink:href=\"data:image\/png;base64,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\" y=\"0\"><\/image> <\/g> <\/svg><\/span><br \/>T\u1eeb ph\u01b0\u01a1ng trình và gi\u1ea3 thi\u1ebft suy ra nC = 0,5 nSO<span class=\"math-tex\">$_2$<\/span> = 0.3 mol.<br \/>V\u1eady kh\u1ed1i l\u01b0\u1ee3ng C c\u1ea7n dùng là 3,6 gam.<\/p>","type":"choose","extra_type":"classic","user_id":"147","test":"0","date":"2022-11-29 03:53:56","option_type":"txt","len":1},{"id":"6169","mon_id":"1158798","chapter_id":"1158856","post_id":"6384","question":"<p>Trong ph\u1ea3n \u1ee9ng: 2NO<span class=\"math-tex\">$_2$<\/span> + 2NaOH → NaNO<span class=\"math-tex\">$_3$<\/span> + NaNO<span class=\"math-tex\">$_2$<\/span> + H<span class=\"math-tex\">$_2$<\/span>O thì nguyên t\u1eed N<\/p>","options":["A. Ch\u1ec9 b\u1ecb oxi hoá","B. Ch\u1ec9 b\u1ecb kh\u1eed","C. Không b\u1ecb oxi hoá, không b\u1ecb kh\u1eed ","D. V\u1eeba b\u1ecb oxi hoá, v\u1eeba b\u1ecb kh\u1eed"],"correct":"4","level":"3","hint":"","answer":"<p><span style=\"color:#27ae60;\"><strong>\u0110áp án \u0111úng là: D<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","user_id":"147","test":"0","date":"2022-11-29 03:58:41","option_type":"txt","len":3}]}