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A fossil you are radiometrically dating contains 3 micrograms of Uranium 235 and 1 microgram of...

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Chemistry

A fossil you are radiometrically dating contains 3 microgramsof Uranium 235 and 1 microgram of Lead 207. Uranium 235 decays toLead 207; the half-life of Uranium 235 is 710 million years. Howold is the fossil?

Answer & Explanation Solved by verified expert
4.3 Ratings (845 Votes)
Radioactive decay follows first order kinetics Ut Uoet Where Uo is the initial undecayed U 235 atoms and Ut is the undecayed U 235 after time t is the decay    See Answer
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