Atoms And Nuclei Question 388
Question: The ratio of number of atoms of to in living matter is measured to be at the present time. A 12 g sample of carbon produces 180 decays/min due to the small amount of in it. The half-life of is nearly [1 year ]
Options:
A) 574 years
B) 5740 years
C) 2870 years
D) 287 years
Show Answer
Answer:
Correct Answer: B
Solution:
-
containatoms No. atoms of
Half life year=5740 years.