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April 25, 2014

Homework Help: MATH!

Posted by Kim on Thursday, March 15, 2012 at 8:53pm.

The mass of a radioactive substance follows an exponential decay model, with a decay rate of 5% per day. A sample of this radioactive substance was taken six days ago. If the sample has a mass of 3 kg today, find the initial mass of the sample. Round your answer to two decimal places.

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