100g炭粉燃烧所得气体中,CO占1/3,CO2 占2/3体积,且:C(S) +1/2 O 2(g) =CO(g) ;△H= -110.25KJ/mol,100g炭粉燃烧所得气体中,CO占1/3,CO2 占2/3体积,且:C(S) +1/2 O 2(g) =CO(g) ;△H= -110.25KJ/mol,CO(g) +1/2O2 (g) =CO 2(g) ;AH= -282.57KJ/mol,与
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282.57*(1/3)*(100/12)=784.92KJ ,选C
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供参考答案1:
3楼说的很好！