The half life period of a radioactive element is 100 days. After 400 days, one gm of the element will be reduced to ______________ gm?
(A) 1/4
(B) 1/8
(C) 1/2
(D) 1/16
The half life period of a radioactive element is 100 days. After 400 days, one gm of the element will be reduced to ______________ gm?
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