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C7 - Energy Changes - Coggle Diagram
C7 - Energy Changes
7.3 Reaction Profiles
Exothermic reactions
The products are at a lower energy level than the reactants. When the reactants form the products, energy is transferred to the surroundings. The surroundings get hotter.
Endothermic reactions
The products are at a higher energy level than the reactants. This means that when the reactants react to form the products, energy is transferred from the surroundings into the reaction. The surroundings gets colder.
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