Giancoli 7th Edition textbook cover
Giancoli's Physics: Principles with Applications, 7th Edition
30
Nuclear Physics and Radioactivity
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30-1: Nuclear Properties
30-2: Binding Energy
30-3 to 30-7: Radioactive Decay
30-8 to 30-11: Half-Life, Decay Rates, Decay Series, Dating

Question by Giancoli, Douglas C., Physics: Principles with Applications, 7th Ed., ©2014, Reprinted by permission of Pearson Education Inc., New York.
Problem 49
Q

A sample of 92233U  (T12=1.59×105 yr){^{233}_{92}\textrm{U}} \; (T_\tfrac{1}{2} = 1.59 \times 10^5 \textrm{ yr}) contains 4.50×10184.50 \times 10^{18} nuclei.

  1. What is the decay constant?
  2. Approximately how many disintegrations will occur per minute?
A
  1. 1.38×1013 s11.38 \times 10^{-13} \textrm{ s}^{-1}
  2. 3.73×107 disintigrations/min3.73 \times 10^7 \textrm{ disintigrations/min}
Giancoli 7th Edition, Chapter 30, Problem 49 solution video poster
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