Mathematics, 03.03.2021 06:50, s6ties

A sample of a radioactive isotope had an initial mass of 110 mg in the year 1990 and decays exponentially over time. A measurement in the year 1993 found that the sample's mass had decayed to 90 mg. What would be the expected mass of the sample in the year 2002, to the nearest whole number?

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A sample of a radioactive isotope had an initial mass of 110 mg in the year 1990 and decays exponent...