SOLUTION: The radioactive element americium-241 has a half-life of 432 years. Suppose we start with a 25-g mass of americium-241.
How much will be left after 231 years? Compute the answer t
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Question 754799: The radioactive element americium-241 has a half-life of 432 years. Suppose we start with a 25-g mass of americium-241.
How much will be left after 231 years? Compute the answer to three significant digits.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
The radioactive element americium-241 has a half-life of 432 years. Suppose we start with a 25-g mass of americium-241.
How much will be left after 231 years?
A(231) = 25(1/2)^(231/432) = 17.257 grams
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Cheers,
Stan H.
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