Chemistry 12th Edition

Published by McGraw-Hill Education
ISBN 10: 0078021510
ISBN 13: 978-0-07802-151-0

Chapter 17 - Entropy, Free Energy, and Equilibrium - Questions & Problems - Page 804: 17.2

Answer

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Work Step by Step

Spontaneous processes are sudden processes. Spontaneous processes take place without much external energy. Nonspontaneous processes take place with the help of external energy. (a) dissolving table salt (NaCl) in hot soup - Spontaneous process (b) Climbing Mt. Everest - Nonspontaneous Process (c) Spreading fragrance in a room by removing the cap from a perfume bottle - Spontaneous process (d) Separating helium and neon from a mixture of the gases - Nonspontaneous Process
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