222kJmol的精选

问题详情：已知在25℃时：2C(s)＋O2(g)＝2CO(g) △H1＝－222kJ/mol            2H2(g)＋O2(g)＝2H2O(g)△H2＝－484kJ/mol            C(s)＋O2(g)＝CO2(g)     △H3＝－394kJ/mol   则25℃时，CO(g)＋H2O(g)＝CO2(g)＋H...