If you start with 65 milligrams of Chromium 51, used to track red blood cells, which has a half-life of 27.7 days. How long will it take for 80% of the material to decay?
If you start with 65 milligrams of Chromium 51, used to track red blood cells, which has a half-life of 27.7 days. How long will it take for 80% of the material to decay?
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.4: Logarithmic Functions
Problem 6E
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Transcribed Image Text:t In 2
Half-Life uses the formula N (t) = Noe
No = Initial Amount
%3D
t = time
h = length of half-life.
%3D
Transcribed Image Text:If you start with 65 milligrams of Chromium 51, used to
track red blood cells, which has a half-life of 27.7 days.
How long will it take for 80% of the material to decay?
In
t =D
(65)
In 2
In 5
Ot = (27.7)
In 2
t
Ot = (65) ( in5)
In 2
t 3=
In 2
= (27.7)
In
rtal
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