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After 60 years, 20 % of a radioactive material decays. What is the half-life?

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After 60 years, 20 % of a radioactive material decays. What is the half-life?

Posted: Fri May 06, 2022 10:55 am
by answerhappygod
After 60 years, 20 % of a radioactive material decays. What is
the half-life?
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