ColBe4lk8casebe
ColBe4lk8casebe
12-11-2016
Biology
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what is a half life?
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organelle
organelle
12-11-2016
Basically how long does it take for half of a the isotope sample to decay.
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Аноним
Аноним
12-11-2016
its
the time taken for the radioactivity of a specified isotope to fall to half its original value. hope this helps u
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