Chemistry: The Molecular Nature of Matter and Change 7th Edition

Published by McGraw-Hill Education
ISBN 10: 007351117X
ISBN 13: 978-0-07351-117-7

Chapter 24 - Problems: 24.2

Answer

See explanation below.

Work Step by Step

a.The percentage of sulfur-32 atoms is 95.02%, this is same as the relative abundanceof 32S. b.As per the problem, sulfur-32 is the lightest isotope and this means other 5% sulfur atoms are heavier than sulfur-32.This makes the average mass of all sulfur atoms greater than mass of sulfur-32 atom.
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