Conceptual Physics (12th Edition)

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

Part 2 - Multiple-Choice Practice Exam - Page 282: 1

Answer

If two protons and two neutrons are removed from the nucleus of neon 20, the nucleus of oxygen 16 remains.

Work Step by Step

The atomic number is reduced by 2 and the mass number is reduced by 4. This is discussed on page 218, and the data are in the periodic table on page 216.
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