If the half-life of a radioactive isotope is 5,000 years, how much of the radioactive isotope in a specimen will be left after 10,000 years?

Question

Chemistry

Roman Newton

19 March, 19:22

If the half-life of a radioactive isotope is 5,000 years, how much of the radioactive isotope in a specimen will be left after 10,000 years?

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Answers (1)

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Jaida Herring · Answer 1

10,000:5,000=2 which means the amount of radioactive isotope has reduced by half twice. so, 25% of the starting amount of radioactive isotope will be left.