SOLUTION: A radioactive material has a half-life of 3 minutes. If you begin with 512000 radioactive atoms, approximately how many would u expect to have after 12 minutes.

Question 844089: A radioactive material has a half-life of 3 minutes. If you begin with 512000 radioactive atoms, approximately how many would u expect to have after 12 minutes.

Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,

Q(t) =

A radioactive material has a half-life of 3 minutes

Allows one to find k

  .5 =

ln(.5)/-3 = k = .2310

Q(12) = 

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