题目内容
已知甲烷燃烧生成二氧化碳和液态水放出的热量为55.625kJ·g-1。下列热化学方程式中不正确的是
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A．CH4(g)＋2O2(g)＝CO2(g)＋2H2O(l)；△H ＝－890kJ/mol
B．1/2 CH4(g)+O2(g)=1/2CO2(g)+H2O(l)；△H ＝－445kJ/mol
C．
D．CH4(g)＋2O2(g)＝CO2(g)＋2H2O(l)；△H＝－55.625kJ/mol
B．1/2 CH4(g)+O2(g)=1/2CO2(g)+H2O(l)；△H ＝－445kJ/mol
C．
D．CH4(g)＋2O2(g)＝CO2(g)＋2H2O(l)；△H＝－55.625kJ/mol
D
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