Fundamentals of Physics Extended (10th Edition)

Published by Wiley
ISBN 10: 1-11823-072-8
ISBN 13: 978-1-11823-072-5

Chapter 20 - Entropy and the Second Law of Thermodynamics - Problems - Page 608: 70c

Answer

$\Delta S_{silver} = 2.379 J/K$

Work Step by Step

The equation to find the entropy for Silver is $\Delta S_{silver} = mc \space ln \frac{T_f}{T_i}$ Taking $T_f = 229K$ from (a) $\Delta S_{silver} = (0.025 kg)(236 J/kg.K) ln \frac{229K}{153K} $ $\Delta S_{silver} = 2.379 J/K$
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