Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 6 - Sections 6.1-6.10 - Exercises - Review Questions: 22

Answer

The energy emitted in an exothermic reaction comes from the potential energy stored in chemical bonds.

Work Step by Step

The reaction undergoes an increase in temperature because heat is being released to the surroundings.
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