Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 5 Principles of Chemical Reactivity: Energy and Chemical Reactions - 5-1 Energy: Some Basic Principles - Review & Check for Section 5-1: 2

Answer

B

Work Step by Step

The evaporation of perspiration takes energy as heat from your skin and cools it, therefore your body loses thermal energy: $q\lt0$.
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