已知2g*氣完全燃燒生成液態水時放出熱量286kJ,18g水蒸氣變成液態水放出44kJ的熱量。則x爲O=OH—...
問題詳情：已知2g*氣完全燃燒生成液態水時放出熱量286kJ,18g水蒸氣變成液態水放出44kJ的熱量。則x爲O=OH—HH—O(g)1mol化學鍵斷裂時需吸收的能量/kJ496436xA.920 B.463 C. ...
用“ooh”造句大全，ooh造句
E,it'samysteryWhereyou’llfindme,whereyou’llfindAllisLove,islove,islove,isloOohoohoohooh......‘HecouldseeIwasbusy,soinsteadofjustblurtingin,saying,“Ooh,ooh,er,erum,I’vegotthispainting”,hejustlef...