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已知:①CO(g)+O2(g)=CO2(g) ΔH=-283.0 kJ·mol-1 ②H2(g)+O2(g)=H2O(g) ΔH=-241.8 kJ·mol-1 则CO(g)+H2O(g)=H2(g)...
题目内容:
已知:①CO(g)+O2(g)=CO2(g) ΔH=-283.0 kJ·mol-1
②H2(g)+O2(g)=H2O(g) ΔH=-241.8 kJ·mol-1
则CO(g)+H2O(g)=H2(g)+CO2(g)的ΔH为
A.+41.2 kJ•mol-1 B.-41.2 kJ•mol-1 C.+82.4kJ•mol-1 D.-524.8 kJ•mol-1
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