Chemistry: The Molecular Science (5th Edition)

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

Chapter 18 - Thermodynamics: Directionality of Chemical Reactions - Questions for Review and Thought - Topical Questions - Page 737b: 20a

Answer

Positive.

Work Step by Step

The phase is changed from liquid to gas during the boiling process. The entropies of gases are much larger than those of liquids. Therefore, in this process, entropy increases, and the entropy change is positive.
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