The decay of a radioactive material has a count rate is 2000 decays/min. Four hours later, the decay rate is 500 counts/min. What is the half-life?
The decay of a radioactive material has a count rate is 2000 decays/min. Four hours later, the decay rate is 500 counts/min. What is the half-life?
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![The decay of a radioactive material has a count rate is 2000 decays/min.
Four hours later, the decay rate is 500 counts/min.
What is the half-life?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa10fd6ae-283d-473c-b16d-10decac73926%2Fd8ec8a66-5d30-4884-88d5-2dc631ae308e%2Fzcjadzl4_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The decay of a radioactive material has a count rate is 2000 decays/min.
Four hours later, the decay rate is 500 counts/min.
What is the half-life?
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