AP Chemistryeasymcq1 pt

An exothermic reaction is one that:

A.Absorbs heat from the surroundings

B.Has a positive ΔH

C.Requires a catalyst to proceed

D.Releases heat to the surroundings

Explanation

Core Concept

Exothermic reactions release energy (heat) to the surroundings, resulting in a negative ΔH value. Endothermic reactions absorb heat and have positive ΔH.

Correct Answer

DReleases heat to the surroundings

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