Conceptual Physics (12th Edition)

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

Chapter 34 - Think and Explain - Page 654-655: 41

Answer

In a large piece, a neutron is farther from the surface, on average. This increases the chance that the neutron will be captured before it escapes.

Work Step by Step

This is discussed on page 640.
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