Physics, 01.03.2021 14:30 kingjaydee3415

. Initially, the activity of a sample of phosphorus-32 was 400Bq. After 84 days the activity of a sample of phosphorus-32 has decreased to 25 Bq.
What is the half-life of phosphorus-32?

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. Initially, the activity of a sample of phosphorus-32 was 400Bq. After 84 days the activity of a s...