evansh3661 evansh3661
  • 11-12-2022
  • Chemistry
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The radioisotope phosphorus-32 is used in tracers for measuring phosphorus uptake by plants. What is the half-life of phosphorus-32 if 39.3 days are required for the activity of a sample of phosphorus-32 to fall to 14.9 percent of its original value?

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