Asked by Dom
If 250 mg of a radioactive element decays to 200 mg in 48 hours, find the half-life of the element
Answers
Answered by
bobpursley
amountleft=originalamount*e^-.692t/thalf
200=250 e^-.692*48/thalf
200/250=e^( )
take the ln of each side
-.2231=-.692*48/thalf
solve for half life time.
200=250 e^-.692*48/thalf
200/250=e^( )
take the ln of each side
-.2231=-.692*48/thalf
solve for half life time.
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