反应I:CH3CH2OH(g)+3H2O(g)=2CO2(g)+6H2(g) △H1=+173.5kJ·mol-1
反应II:CO(g)+H2O(g)=CO2(g)+H2(g) △H2=-41.2kJ·mol-1
则1molCH3CH2OH(g)与H2O(g)作用生成CO(g)和H2(g)反应的△H为( )
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