Question: Consider an isotope whose half - life is 1 5 . 9 3 years. If a sample of this isotope had an initial mass of

Consider an isotope whose half-life is 15.93 years. If a sample of this isotope had an initial mass of 740.75g, how many grams of the isotope would remain after exactly 9 years? Express your answer in grams, but do not include units in your answer.
Consider an isotope whose half-life is 15.93 years. If a sample

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