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OpenStudy (anonymous):
The half-life of radium-226 is 1600 years. Given a 22mg sample, find a function that models the mass remaining after t years.
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OpenStudy (anonymous):
half-life problems are extremely plug-and-play. i think you are just missing the formula.
OpenStudy (anonymous):
use\[m=m _{0}e ^{-\lambda t}\]
OpenStudy (anonymous):
e^-lambda t
OpenStudy (anonymous):
so 22e^-.00043t ?
OpenStudy (anonymous):
m=22e^-.00043t
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OpenStudy (anonymous):
Yeap!
OpenStudy (anonymous):
woohoo thank you roshan. You have been a huge help in me understanding twice now
OpenStudy (anonymous):
My pleasure as always.......
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