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  • 27-02-2024
  • Mathematics
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Californium-253, a radioactive isotope with applications in nuclear energy and medicine, has a half-life of 18 days. out of a 50-gram sample of a californium-253, approximately how many grams remain after 90 days?

A. 1.29
B. 1.56
C. 5.17
D. 5.86

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