Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 6 - Sections 6.1-6.10 - Exercises - Review Questions - Page 287: 7

Answer

You should be suspicious of your friend's claim, because it violates the first law of thermodynamics.

Work Step by Step

According to the first law of thermodynamics, such a perpetual motion machine cannot exist. The best his machine can do with energy is break even.
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