Question

 Heat of combustion is always​

Answer 1

Enthalpy of combustion is always negative. If you bring all reactants to the correct temperature wherein combustion reaction can take place, then the combustion reaction will proceed with the release of heat, or a negative enthalpy change.

Pls Mark as brainest answer and follow me pls

Answer 2

Answer:

enthalpy of combustion is always negative. if you bring all reactants to the correct temperature where in combustion reaction can take place, then the combustion reaction will proceed with the release of heat, or a negative enthalpy change.