Asked by lan
if carbon 14 has a half life of 24 days how much would be left of 220 gram sample after 168 days
Answers
Answered by
Steve
the amount left after t days is
220 (1/2)^(t/24)
so,
220(1/2)^(168/24) = 1.718g
168 days is 7 half-lives, so 1/128 remains.
220 (1/2)^(t/24)
so,
220(1/2)^(168/24) = 1.718g
168 days is 7 half-lives, so 1/128 remains.
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