A reaction in which energy absorbed is an instant cold pack. The correct option is C.
What is chemical reaction?
The chemical reaction is the reaction between two reactants which led to the formation of products.
The products are substances which forms after reaction. The reactants are the substances which are original materials.
The energy is absorbed by an object when it has to come to equilibrium temperature or surrounding temperature.
The example best express the energy absorption is a cold pack.
Thus, the correct option is C.
Learn more about chemical reaction.
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