The enthalpy of combustion for octane (C3H18(), a key component of gasoline, is -5074 kJ/mol. The reaction equation is: C3H180) + 12.502(g) → 8CO2(g) + 9H2O(g), What is the AH, for this reaction? 16CO2(g) + 18H2O(g) → 2C3H18(0) + 2502(9) КJ