{"save":1,"level":1,"time":"50","total":40,"point":5,"segment":[{"id":"4717","test_id":"522","question":"<p>Nhi\u1ec7t dung ri&ecirc;ng c\u1ee7a m\u1ed9t ch\u1ea5t l&agrave; nhi\u1ec7t l\u01b0\u1ee3ng c\u1ea7n truy\u1ec1n cho<\/p>","options":["<strong>A.<\/strong> 1 g ch\u1ea5t \u0111&oacute; t\u0103ng nhi\u1ec7t \u0111\u1ed9 l&ecirc;n 273 K.","<strong>B.<\/strong> 1 kg ch\u1ea5t \u0111&oacute; t\u0103ng nhi\u1ec7t \u0111\u1ed9 l&ecirc;n 273 K.","<strong>C.<\/strong>&nbsp;1 kg ch\u1ea5t \u0111&oacute; t\u0103ng nhi\u1ec7t \u0111\u1ed9 l&ecirc;n 1 K.","<strong>D.<\/strong>&nbsp;1 g ch\u1ea5t \u0111&oacute; t\u0103ng nhi\u1ec7t \u0111\u1ed9 l&ecirc;n 1 K."],"correct":"3","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>C.<\/strong>&nbsp;1 kg ch\u1ea5t \u0111&oacute; t\u0103ng nhi\u1ec7t \u0111\u1ed9 l&ecirc;n 1 K.<\/span><\/p>","type":"choose","user_id":"131","test":"1","date":"2025-06-07 08:09:19"},{"id":"4718","test_id":"522","question":"<p>V\u1eadt ch\u1ea5t \u1edf th\u1ec3 l\u1ecfng c&oacute;<\/p>","options":["<strong>A.<\/strong> th\u1ec3 t&iacute;ch ri&ecirc;ng, kh&ocirc;ng c&oacute; h&igrave;nh d\u1ea1ng ri&ecirc;ng, kh&oacute; n&eacute;n.","<strong>B.<\/strong> th\u1ec3 t&iacute;ch ri&ecirc;ng, kh&ocirc;ng c&oacute; h&igrave;nh d\u1ea1ng ri&ecirc;ng, d\u1ec5 n&eacute;n.","<strong>C.<\/strong> th\u1ec3 t&iacute;ch v&agrave; h&igrave;nh d\u1ea1ng ri&ecirc;ng, kh&oacute; n&eacute;n.","<strong>D.<\/strong> th\u1ec3 t&iacute;ch v&agrave; h&igrave;nh d\u1ea1ng ri&ecirc;ng, d\u1ec5 n&eacute;n."],"correct":"1","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>A.<\/strong> th\u1ec3 t&iacute;ch ri&ecirc;ng, kh&ocirc;ng c&oacute; h&igrave;nh d\u1ea1ng ri&ecirc;ng, kh&oacute; n&eacute;n.<\/span><\/p>","type":"choose","user_id":"131","test":"1","date":"2025-06-07 08:11:39"}]}