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Chemistry, 02.09.2019 01:30 JadeCaldwell

Argon-39 has a half-life of 269 years. how long will it take for 52.5 g of a 60.0 g sample to decay to its daughter isotope?

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Argon-39 has a half-life of 269 years. how long will it take for 52.5 g of a 60.0 g sample to decay...
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