tyehooks24 tyehooks24

27-02-2018
Biology

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A radioactive tracer has a half life of 2 hours. How much of a 2500 g sample will be available after 24 hours?

A) 2.44 g
B) 1.22 g
C) 0.610 g
D) 0.31 g

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Аноним Аноним

27-02-2018

hello
the best answer would be c

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