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Initial amount of a radioactive substance

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Reference no: EM131043887

An initial amount of a radioactive substance y0 is given, along with information about the amount remaining after a given time t in appropriate units. For an equation of the form y = y0ekt that models the situation, give the exact value of k in terms of natural logarithms: y0 = 2.56 lb; After 2 yr, 0.64 lb remains.

Reference no: EM131043887

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