Asked by Dianne

How many half lives will it take for a sample of a radioactive isotope containing 20000 radioactive nuclei to decay to 2000 radioactive nuclei
Answered by bobpursley
to 1/10?

1/10=e^-.692t

take the ln of each side
ln .1=-.692t
t= 3.327 halflives
Answered by Mr. Hojman
Dont cheat
There are no AI answers yet. The ability to request AI answers is coming soon!