An initial amount of 100 g of the radioactive isotope
Problem
An initial amount of 100 g of the radioactive isotope thorium-234 decays according toQ(t) = 100e-0.02828t wheret is in years. How long before half of the initial amount has disintegrated? This time is called the half-life of this isotope.
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probleman initial amount of 100 g of the radioactive isotope thorium-234 decays according toqt 100e-002828t wheret is
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