Chemistry 12th Edition

Published by McGraw-Hill Education
ISBN 10: 0078021510
ISBN 13: 978-0-07802-151-0

Chapter 2 - Atoms, Molecules, and Ions - Questions & Problems: 2.12

Answer

Please see the work below.

Work Step by Step

We know that atomic number is the number of protons in an atom and it is denoted by Z. On the other hand, mass number is the sum of protons and neutrons in an atom and it is denoted by A.
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