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 604: 11d

Answer

$\Delta S_{system}=2.8\frac{J}{K}$

Work Step by Step

We can find the entropy change of the system that is aluminium-water as $\Delta S_{system}=\Delta S_1+\Delta S_2$ We plug in the known values to obtain: $\Delta S_{system}=-22.1+24.9=2.8\frac{J}{K}$
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