Answer
Choice D.
Work Step by Step
The decay constant is proportional to the probability of a nucleus decaying. It is inversely proportional to the half-life, so the material with the largest decay constant corresponds to the shortest half-life.
Physics: Principles with Applications (7th Edition)
by Giancoli, Douglas C.
Published by
Pearson
ISBN 10:
0-32162-592-7
ISBN 13:
978-0-32162-592-2
Chapter 30 - Nuclear Physics and Radioactivity - Misconceptual Questions - Page 880: 11
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