Answer
Atomic Number: Number of protons in atom
Mass number: Number of nucleons in atom (protons+neutrons)
Atomic Mass: Average mass number of isotopes of atom (weighted by natural abundance).
Work Step by Step
See above.
Chemistry 9th Edition
by Zumdahl, Steven S.; Zumdahl, Susan A.
Published by
Cengage Learning
ISBN 10:
1133611095
ISBN 13:
978-1-13361-109-7
Chapter 2 - Atoms, Molecules, and Ions - Review Questions - Page 72: 6
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