half life period

Asked by  | 22nd Apr, 2008, 07:17: PM

Expert Answer:

no of half lives (n) in 560 days are = 560/140 = 4


put the value of No which is 1 and subsitute n =4 in the equation and calculate the answer.


Answered by  | 24th May, 2008, 05:40: PM

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