Conceptual Physics (12th Edition)

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

Chapter 33 - Think and Discuss: 90


No, the reading would essentially be the same.

Work Step by Step

U-238, the most common isotope, has a half-life of 4.5 billion years. A 60-year interval is just a blink of an eye in comparison. An insignificant fraction of the original uranium atoms has decayed in the last 6 decades.
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