Chemistry, 21.05.2020 01:01 sqye6058

Strontium-90 is a beta emitter with a half-life of 29 years. What is the mass of Strontium-90 if a 20.0 g sample of the isotope decayed for 145 years?

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Strontium-90 is a beta emitter with a half-life of 29 years. What is the mass of Strontium-90 if a 2...

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