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An endothermic phase change is when the substance absorbs energy from its surroundings (melting, vaporization).

In an exothermic phase change the substance releases energy to its surroundings (freezing, condensation)..

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11y ago
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14y ago

Endothermic processes absorb heat, exothermic ones liberate it.

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9y ago

Endothermic process is a reaction when the system absorbs energy. Exothermic process is when chemical reaction when it lets go of energy.

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Q: How does an endothermic process differ from an exothermic process?
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