Tuesday
March 28, 2017

Post a New Question

Posted by on .

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.

  • MATH! - ,

    3 = a(.95)^6
    a = 3/.95^6 = 4.08 kg

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question