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Why the energy of the product might be lower than the energy of the reactants

User Sixhobbits
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A reaction in which heat energy is absorbed is said to be endothermic. You can show this on simple energy diagrams. For an exothermic change: Notice that in an exothermic change, the products have a lower energy than the reactants.

User Moayad Mardini
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A reaction in which heat energy is absorbed is said to be endothermic. You can show this on simple energy diagrams. For an exothermic change: Notice that in an exothermic change, the products have a lower energy than the reactants.
User Fraser Price
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