SOLUTION: There are 5500 lbs of a radioactive element with a half life of 5 years. What is its continuous decay rate? Please write your answer as a percentage using 2 decimal places.

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Question 1167430: There are 5500 lbs of a radioactive element with a half life of 5 years. What is its continuous decay rate? Please write your answer as a percentage using 2 decimal places.
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


It doesn't matter how much you have to start with, the only thing that matters is that you will have half as much in 5 years, so:





Do the arithmetic and round appropriately.

John

My calculator said it, I believe it, that settles it


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