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Chemistry, 23.10.2020 02:01 savannahsharp5981

The half-life of Hafnium-156 is 0.025 seconds. How many seconds would it take a 560 g sample to decay to one-fourth of its original mass?

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The half-life of Hafnium-156 is 0.025 seconds. How many seconds would it take a 560 g sample to deca...
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