Situation:
Find the substance's half-life, in days.
• Round your answer to the nearest tenth....
![subject](/tpl/images/cats/mat.png)
Mathematics, 09.07.2021 09:50 vlactawhalm29
Situation:
Find the substance's half-life, in days.
• Round your answer to the nearest tenth.
A 25 gram sample of a substance that's
used for drug research has a k-value of
0.1229.
Enter the correct answer.
N = Noe
-kt
DONE
No = initial mass (at time t = 0)
?
N = mass at time t
k = a positive constant that depends on
the substance itself and on the units
used to measure time
t = time, in days
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Answers: 3
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