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The​ half-life of a drug in the bloodstream is

14

hours. What fraction of the original drug dose remains in

36

​hours? in

72

​hours?

What fraction of the original drug dose remains in

36

​hours?

 

​(Do not round until the final answer. Then round to the nearest hundredth as​ needed.)

 Nov 17, 2017
 #1
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F=1 x 2^-(36/14)

F=0.1682 x 100

F=16.82% - fraction of the original drug that remains in bloodstream after 36 hours.

 

F=1 x 2^-(72/14)

F=0.0283 x 100

F=2.83% - fraction of the original drug that remains in bloodstream after 72 hours.

 Nov 17, 2017

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