Question

explain the change of heat energy in a physical change​

Answer 1

Explanation:

physical changes refunded at the change which does not cause any change in the chemical composition of a substance

Answer 2

Answer:

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Explanation:

A chemical reaction or physical change is exothermic if heat is released by the system into the surroundings. Because the surroundings is gaining heat from the system, the temperature of the surroundings increases. ... For example, when solid dry ice vaporizes (physical change), carbon dioxide molecules absorb energy.