Mathematics

Mathematics, 24.02.2021 21:50, elainestorm9633

A sample of a radioactive isotope had an initial mass of 490 mg in the year 1995 and decays exponentially over time. A
measurement in the year 1998 found that the sample's mass
had decayed to 240 mg. What would be the expected mass of
the sample in the year 2005, to the nearest whole number?

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A sample of a radioactive isotope had an initial mass of 490 mg in the year 1995 and decays exponen...

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