General Chemistry: Principles and Modern Applications (10th Edition)

Published by Pearson Prentice Hal
ISBN 10: 0132064529
ISBN 13: 978-0-13206-452-1

Chapter 25 - Nuclear Chemistry - 25-3 Concept Assessment - Page 1122: 25-3

Answer

Radioactive nuclides with extremely long half lives have a very low activity. The ones whose extremely short half lives have a high activity but they do not last for a long time. Those with intermediate half-lives may persist for a significant period of time at a hazardous high activity.

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