{"version":"1.0","provider_name":"Lop12.edu.vn - C\u1ed9ng \u0111\u1ed3ng h\u1ecdc sinh l\u1edbp 12 l\u1edbn nh\u1ea5t t\u1ea1i Vi\u1ec7t Nam","provider_url":"https:\/\/lop12.edu.vn","author_name":"H\u00e0 Trang","author_url":"https:\/\/lop12.edu.vn\/author\/trangvth2\/","title":"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom","type":"rich","width":600,"height":338,"html":"Ch\u01b0\u01a1ng 7 – B\u00e0i 39: Th\u1ef1c h\u00e0nh: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a s\u1eaft, \u0111\u1ed3ng v\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t c\u1ee7a s\u1eaft, crom<\/a><\/blockquote>