Question

A farmer in china discovers a mammal hide that contains 70 of its original amount of c-14 N=noe^kt No=initial amount of c-14 at time t K=0.0001 T=time in years

Answer 1

N=N(sub o)e^-kt

N/N(sub o)=e^-kt

70/100=e^-kt

ln .7=-.0001t

t=ln .7/-.0001

ur welcome that is your Answer.

Explanation: