Answer
Mass number
Work Step by Step
This is the mass of an isotope in atomic mass units, and it is equal to the sum of the number of protons and the number of neutrons.
Chemistry: The Molecular Science (5th Edition)
by Moore, John W.; Stanitski, Conrad L.
Published by
Cengage Learning
ISBN 10:
1285199049
ISBN 13:
978-1-28519-904-7
Chapter 2 - Chemical Compounds - Questions for Review and Thought - Review Questions - Page 90a: 5b
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