Question

A hiker in Africa discovers a skull that contains 32% of its original amount of C-14. Find the age of the skull to the nearest year.

Answer 1

Answer:you know that N=0.41No so if you sub that in the No's cancel and you get 0.41=e^-kt.

solving for t you get t=(ln0.41)/(-k)=8915.98=8916 (to the nearest year)