Answer
Copper has 29 protons. This is equal to the atomic number found on the periodic table.
Work Step by Step
Copper-71 has 42 neutrons. Subtract the number of protons from the mass number.
Chemistry: An Introduction to General, Organic, and Biological Chemistry (12th Edition)
by Timberlake, Karen C.
Published by
Prentice Hall
ISBN 10:
0321908449
ISBN 13:
978-0-32190-844-5
Chapter 5 - Section 5.6 - Nuclear Fission and Fusion - Additional Questions and Problems - Page 161: 5.52b
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