Biomedical Engineering: Bridging Medicine and Technology 1st Edition by Veronique Tran,Mark Saltzman

Exercise 5

You consume a soft drink containing 100 mg of artificial sweetener. Assume that this chemical is immediately absorbed into your body and that 30% of it is eliminated from your body in 3 hours. What is the first-order rate constant, k, describing the elimination of the sweetener from your body over this period?