Situation:
A 25 gram sample of a substance that's used

for drug research has a k-value of 0....

Mathematics, 30.06.2020 07:39 elricardo34

# Situation:
A 25 gram sample of a substance that's used

for drug research has a k-value of 0.1229.

Find the substance's half-life, in days.

Round your answer to the nearest tenth.

Enter the correct answer.

DONE

FO

2

N= Noe-kt

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

exit

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