摘要: 下列热化学方程式中.△H能正确表示物质的燃烧热的是 A.CO(g) +1/2O2(g) = CO2(g) △H=-283.0 kJ/mol B. C(s) +1/2O2 △H=-110.5 kJ/mol C. H2(g) +1/2O2(g) = H2O(g) △H=-241.8 kJ/mol D. C8H18(l) +25O2(g) = 16CO2(g)+18H2O(l); △H=-11036 kJ/mol

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