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A city's water supply is contaminated with a toxin at a concentration of 0.63 mg/L. For the water ...

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A city's water supply is contaminated with a toxin at a concentration of 0.63 mg/L. For the water ...

A city's water supply is contaminated with a toxin at a concentration of 0.63 mg/L. For the water to be safe for drinking, 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^–1. How long will it take for the water to be safe to drink?

▸ 2.2 days

▸ 2.6 days

▸ 20. days

▸ 22 days

▸ 27 days

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Chemistry

Edition: 11^th

Authors: Chang, Goldsby

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