Conceptual Physics (12th Edition)

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

Chapter 11 - Reading Check Questions (Comprehension): 23

Answer

Mass number is the total number of nucleons (protons and neutrons) and is a whole number. Atomic mass is the total mass of an atom and is measured in grams, kilograms, or atomic mass units (amu).

Work Step by Step

This is discussed on page 218.
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