Conceptual Physics (12th Edition)

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

Chapter 33 - Reading Check Questions (Comprehension) - Page 633-634: 24

Answer

The atomic mass number decreases by 4 for alpha emission. It does not change for beta emission.

Work Step by Step

This is discussed on page 629.
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