Mathematics, 17.09.2019 06:30, vant
Situation: a 25 gram sample of a substance that’s used for drug research has a k-value of 0.1205
n0(zero)= 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
find the substances half-life, in days. round your answer to the nearest
Answers: 1
such that 
. Substituting into the model, you have
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Situation: a 25 gram sample of a substance that’s used for drug research has a k-value of 0.1205
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