Conceptual Physics (12th Edition)

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

Chapter 33 - Think and Explain: 69


They each have 92 protons. U-238 has more neutrons than U-235 does.

Work Step by Step

All atoms of uranium have 92 protons. U-238 has 238 - 92 = 146 neutrons. U-235 has 235 - 92 = 143 neutrons.
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