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: 21


The entropy of the system increases for all three situations.

Work Step by Step

(a) The liquid is changed to gaseous form. Entropy increases. (b) Evaporation is a process that increases entropy. (c) The phase change is from solid-state to aqueous state. Therefore, entropy increases.
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