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Chemistry, 14.05.2021 20:10 honey66

With a half-life of 28.8 years, calculate how long it will take 1 g of strontium-90 to decay to 125mg? (Hint: 19 = 1000 mg)
O 86.4 grams
O 57.6 grams
0 57.6 years
0 115.2 years
86.4 years
0
115.2 grams

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