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A sample of radioactive isotope is found to have an activity of 138 Bq imediately after it is pulled from the reactor that formed the
A sample of radioactive isotope is found to have an activity of 138 Bq imediately after it is pulled from the reactor that formed the isotope. Its activity 1 h, 55 min later is measured to be 87.7 Bq. Find the decay constant of the sample. Answer in units of h1 . 006 (part 2 of 3) 10.0 points Find the half-life of the sample. Answer in units of h.
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