Chemistry, 18.07.2019 14:00 jetblackcap

Arock sample contains 4.5g of potassium-40 and 31.5g of its daughter isotope (argon-40). how old is the rock sample if potassium-40 has a half-life of 1.3 billion years?

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Arock sample contains 4.5g of potassium-40 and 31.5g of its daughter isotope (argon-40). how old is...

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