1. Intro to Physics Units
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Problem 42q
Textbook Question
Textbook QuestionA Geiger counter is used to measure the decay of a radioactive isotope produced in a nuclear reactor. Initially, when the sample is first removed from the reactor, the Geiger counter registers 15,000 decays/s. 15 h later the count is down to 5500 decays/s. b. At what time after the sample's removal from the reactor is the count 1200 decays/s?
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