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Chemistry, 23.03.2020 18:20 gabbylinton1113

The half-life of hafnium-156 is 0.025 s. How long will it take a 560 g sample to decay to one-fourth its original mass?

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The half-life of hafnium-156 is 0.025 s. How long will it take a 560 g sample to decay to one-fourth...
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