When propane burns, heat and light are produced. Where does this energy come from?

It releases energy from the breaking of bonds during its combulsion stages.

Explanation:

(This expanation is not from me, its from qizzlet.com. but the anserw is made by me)

When propane burns, heat and light are produced. Where does this energy come from? The energy comes from, the breaking of the bonds and it is being released.

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