Question
A radioactive isotope of radium (Ra-226) has a half-live of 1620 years. How much of this isotope remains after three (3) half-lives?
A. 1/2
B. 1/4
C. 1/8***
D. None
A. 1/2
B. 1/4
C. 1/8***
D. None
Answers
Lily
Correct.
Cherry
Thanks :)
Lily
You're welcome. :)