You have 100 grams of radioactive material, how do i know the half life and the time(adsbygoogle = window.adsbygoogle || []).push({});

i have 100 grams of material X.

you do not know the half-life

you do not know the time it started to decay

what is its half-life/starting time?

is this equation even solvable? if so, how?

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# Can you find out the date of a radioactive material wothout

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