题目内容
已知:Fe2O3(s)+3/2C(s)=3/2CO2(g)+2Fe(s) △H=234.1kJ·mol-1
C(s)+O2(g)=CO2(g) △H=-393.5kJ·mol-1
则2Fe(s)+3/2O2(g)=Fe2O3(s)的△H是
C(s)+O2(g)=CO2(g) △H=-393.5kJ·mol-1
则2Fe(s)+3/2O2(g)=Fe2O3(s)的△H是
[ ]
A.-824.4kJ·mol-1
B.-627.6kJ·mol-1
C.-744.7kJ·mol-1
D.-169.4kJ·mol-1
B.-627.6kJ·mol-1
C.-744.7kJ·mol-1
D.-169.4kJ·mol-1
A
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