marshalldayton5979 marshalldayton5979 22-02-2024 Chemistry contestada The heat of combustion for the combustion of propane, C₃H₈ → 3CO₂ + 4H₂O, is equal to -2,200 kJ. This is an example of an _________ reaction? 1) endothermic 2) exothermic 3) oxidation 4) reduction