Chemistry, 01.07.2019 05:30 saintsfan2004

2g of phosphorus-32 has decayed to 0.25 g after 42 days. what is the half-life of phosphorus-32? a. 21 days b. 11.5 days c. 8 days d. 14 days

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2g of phosphorus-32 has decayed to 0.25 g after 42 days. what is the half-life of phosphorus-32? a....

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