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EPA regulations for harmful contaminants in drinking water set an uppet limit of 1.50E2mg L for lead Suppose that your water supply contained Pb at

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EPA regulations for harmful contaminants in drinking water set an uppet limit of 1.50E2mg L for lead Suppose that your water supply contained Pb at a level of 26.6ppb (a) What is this concentration expressed in molt? (b) Would your water supply pass EPAregulations? yes no

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