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Calculating Whether the Amount of Lead in Water Meets Safety Regulations

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The National Drinking Water standard for lead is no more than 0.015ppm. If a particular water supply sample has 2.5x10-7 moles of Pb per 5.0 liters, is it suitable for drinking?

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Solution Summary

This solution shows how to convert the given quantity of lead in the water into the units of ppm in order to compare it to the safety regulations.

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We need to convert the given quantity of lead in the water into the units of ppm, in order to compare them. First, we need to know the mass of lead in the water. We get this by converting moles to ...

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