25℃、101kPa下,碳、氢气、甲烷和葡萄糖的燃烧热依次是ΔH=-393.5kJ/mol、ΔH=-285.8kJ/mol、ΔH=-890.3kJ/mol、ΔH=-2800kJ/mol,则下列热化学方程式正确的是( )
A.C(s)+O2(g)===CO(g)ΔH=-393.5kJ/mol |
B.2H2(g)+O2(g)===2H2O(g)ΔH=+571.6kJ/mol |
C.CH4(g)+2O2(g)===CO2(g)+2H2O(g)ΔH=-890.3kJ/mol |
D.C6H12O6(s)+3O2(g)===3CO2(g)+3H2O(l)ΔH=-1400kJ/mol |