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: 24.19

Answer

See explanation below.

Work Step by Step

This answer can be found in the chapter 24 reading. a.For 48 K19, N/Z ratio is 29/19 = 1.5, Too large therefore it is unstable. b.For 79 Br35,N/Z ratio is 44/35 = 1.3, moderate, therefore stable. c.For 32 Ar18,N/Z ratio is 14/18 = 0.78, too small, therefore unstable.
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