A piece of radioactive material contains 10\(^{20}\) atoms.
If the half life of the material is 20 seconds, the number of disintegration in the first second is?
a
3.47 x 1018
b
6.93 x 10 20
c
3.47 x 1020
d
6.93 x 1018
Explanation
Correct Option
aVideo Explanation
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