Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Calculate the mass of 
(half life period = 5720 years) atoms which give 
disintegrations per second
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Let the mass of 
atoms be m g
Number of atoms in m g of 
We know that 
i.e. Rate of disintegration 
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