Chemistry: The Molecular Science (5th Edition)

Published by Cengage Learning
ISBN 10: 1285199049
ISBN 13: 978-1-28519-904-7

Chapter 9 - Liquids, Solids, and Materials - Questions for Review and Thought - Topical Questions - Page 421a: 14


The process is endothermic.

Work Step by Step

After exercising, water molecules come to the surface of your skin. In order to become water vapor, these molecules must gain energy, which comes in the form of heat from your skin. Through this endothermic process, sweat cools off your body.
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