Answer
121.8 amu, antimony
Work Step by Step
Multiply the relative abundance of each isotope by its atomic mass, then add them together to get the atomic mass of the element.
Chemistry: Molecular Approach (4th Edition)
by Tro, Nivaldo J.
Published by
Pearson
ISBN 10:
0134112830
ISBN 13:
978-0-13411-283-1
Chapter 2 - Exercises - Page 80: 75
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