#### Answer

The change in (a) has a positive $\Delta S$.

#### Work Step by Step

Entropy increases when the particles of the system are spread out more. In (a), the particles are spread across the three boxes, so (a) has a positive $\Delta S$.

Published by
Pearson

ISBN 10:
0134112830

ISBN 13:
978-0-13411-283-1

The change in (a) has a positive $\Delta S$.

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