The half-life period of a radioactive substance is 140 days. After 560 – InterviewSolution

1.	The half-life period of a radioactive substance is 140 days. After 560 days, one gram of the element will be reduced to:
Answer» `(1)/(2)G` `(1)/(4)g` `(1)/(8)g` `(1)/(16)g` ANSWER :D

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