Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 14 - Reading Check Questions (Comprehension) - Page 277-278: 14

Answer

The pressure doubles.

Work Step by Step

Boyle's Law says that pressure multiplied by volume, PV, is constant for a fixed amount of gas at the same temperature. If the volume of the balloon is halved, then the inside pressure doubles. This is discussed on page 270.
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