The time taken for a radioactive element to reduce to 50% of its original weight is _____________ years, if its half life period is 12 years?

By admin on March 5, 2019
The time taken for a radioactive element to reduce to 50% of its original weight is _____________ years, if its half life period is 12 years?

A. 24
B. 18
C. 6
D. 36

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