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2007-10-22 15:40:13 · 1 answers · asked by Anonymous in Science & Mathematics Chemistry

1 answers

In a chemical change there is always a transfer of energy involved.

An exothermic reaction releases energy (heat) into the environment.

An endothermic reaction absorbs energy from the environment

2007-10-22 15:46:37 · answer #1 · answered by reb1240 7 · 0 0

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