题目内容
A.392.92 kJ B.2489.4 kJ C.784.72 kJ D.3274.3 kJ
C
在100 g碳不完全燃烧所得气体中,CO占体积占体积,且
C(固)+ (气)=CO(气)+110.35KJ
CO(气)+ (气)= (气)+282.57KJ
与这些碳完全燃烧相比,损失的热量是( )
A.392.92KJ
B.2489.44KJ
C.784.92KJ
D.3274.3KJ
C(s)+O2(g)====CO(g);ΔH=-110.35 kJ·mol-1
CO(g)+ O2(g)====CO2(g);ΔH=-282.57 kJ·mol-1
与这些碳完全燃烧相比。损失的热量是
A.392.92 kJ B.2489.44 kJ
C.784.92 kJ D.3274.3 kJ
A.392.92 kJ B.2489.44 kJ? C.784.92 kJ D.3274.3 kJ