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Mathematics 14 Online
OpenStudy (anonymous):

The decay constant of a radioactive nuclide is 9.5x10^-3 s^-1 . At given instant, the activity of a specimen of the nuclide is 80 mCi. The time interval required for the activity to decline to 40 mCi is closest to: ?

OpenStudy (anonymous):

Do you know your equations for radioactive decay?

OpenStudy (anonymous):

I got t=73 using the half-life formula?

OpenStudy (paki):

i got 71.885

OpenStudy (anonymous):

t=72.9629... approx=73 ?

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