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Chemistry, 13.08.2020 18:01 lIechonoxIl

A sample of a radioactive isotope initially contains 20 x 1010 After 16 days, 5 x 1010 atoms remain. What is the half–life of the isotope? Group of answer choices

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A sample of a radioactive isotope initially contains 20 x 1010 After 16 days, 5 x 1010 atoms remain....
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