Your company develops radioactive isotopes for medical
Chapter 43, Problem 43.69(choose chapter or problem)
Your company develops radioactive isotopes for medical applications. In your work there, you measure the activity of a radioactive sample. Your results are given in the table.
(a) Find the half-life of the sample. (b) How many radioactive nuclei were present in the sample at t = 0? (c) How many were present after 7.0 h?
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