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Asked by Kay

The half life of a radioactive material is 120 months. How much of this material will be left after 350 months if the initial concentration is 2.40M?
8 years ago

Answers

DrBob222
k = -.693/t<sub>1/2</sub
Solve for k, then
ln(No/N) = kt.
No = 2.40
N = solve for this
You know k from above.
t = 120 months.
8 years ago

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