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December 18, 2014

December 18, 2014

Posted by **Matthew** on Sunday, March 17, 2013 at 11:03pm.

- math -
**Reiny**, Monday, March 18, 2013 at 12:05am16.32(1/2)^(t/k) = .964 , where t is in minutes, and k is the half-life in minutes.

(.5)^(10/k) = .0590686.. ( I stored it)

ln both sides

(10/k) ln .5= ln (.059068...)

10/k = 4.081464...

k = 2.4504 minutes or 147.006 seconds

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