Question

Imagine you are dating a mineral sample that contains one-eighth of its original parent isotope. What is the

absolute age of the sample if the half-life of the parent isotope is 15 years?
A. 1.875 years
B. 23 years
C. 45 years
D. 120 years

Answer 1

c

3 half lifes have passed to get to 1/8

1/2 then 1/4 then 1/8

so 15*3

Step-by-step explanation: