第四章习题参考解答6.已知(1)C(s)+O2(g)=CO2(g)ΔrHm(1)=-393.5kJmol-1(2)H2(g)+1/2O2(g)=H2O(l)ΔrHm(2)=-285.9kJ.mol-1(3)CH(g)+2O...