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Physics, 28.10.2020 22:40 brittneyrenae7338

Assume you are given a sample of material and asked to determine its age. You the measure isotopes in the rock and determine that it has 125 mg of Radium-228 (the parent isotope) and 875 mg of Actinium-229 (the daughter isotope). How old is the rock sample if Radium-228 has a half life of 5.75 years?

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