linert56 linert56 08-05-2024 Chemistry Answered 22. CO2(g) → C(s) + O2(g) H2O(1) C2H6(g) H2(g) + 1/202(g) 2C(s) + 3H2(g) AH = +643kJ 2CO2(g) + 3H2O(1) C2H6(g) + 7/202(g) AH = +190.6kJ AH +3511.1kJ