city's water supply is contaminated with a toxin at a concentration of O0.63 mg/L. For the water to be safe for drinking, the concentration of this toxin must elow 15 x 103 mgl. Fortunately, this toxin decomposes to a safe mixture of products by first-order kinetics with a rate constant of 0.27 day-! How long ake for the water to be safe to drink? Mulioie Choice 27 days O 26 days 20. days 22 deys 22 days

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter11: Rate Of Reaction
Section: Chapter Questions
Problem 19QAP: The decomposition of nitrogen dioxide is a second-order reaction. At 550 K, a 0.250 M sample...
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A city's water supply is contaminated with a toxin at a concentratlon of 0.63 mg/L. For the water to be safe for drinklng, the concentration of this toxin must be
below 1.5 x 10 3 mg/l. Fortunately, this toxin decomposes to a safe mixture of products by first-order kinetics with a rate constant of 0.27 day-!. How long wil it
take for the water to be safe to drink?
Muliple Choice
27 days
26 days
20. days
22 days
22 days
Transcribed Image Text:A city's water supply is contaminated with a toxin at a concentratlon of 0.63 mg/L. For the water to be safe for drinklng, the concentration of this toxin must be below 1.5 x 10 3 mg/l. Fortunately, this toxin decomposes to a safe mixture of products by first-order kinetics with a rate constant of 0.27 day-!. How long wil it take for the water to be safe to drink? Muliple Choice 27 days 26 days 20. days 22 days 22 days
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