Biology, 10.03.2021 17:40 jenesis8

A potassium isotope has a half-life of 1.25 billion years. Given that scientist estimate earths age to be 4.6 billion years what is the most likely percentage of parent to daughter isotopes this element currently existing on earth?

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A potassium isotope has a half-life of 1.25 billion years. Given that scientist estimate earths age...