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  • 22-05-2023
  • Physics
contestada

After 42 days, 2.0 grams of phosphorus-32 has decayed to 0.25 grams. What is the half-life of phosphorus-32?
Group of answer choices

6.0 days
5.4 days
14 days
8.0 days
10.5 days

Respuesta :

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