Chemistry, 06.11.2020 02:20 jmanrules200

The concentration of many toxic chemicals is measured in ppm (parts per million). One ppm means 1 gram of the chemical per million grams of substance. How many grams of lead are contained in 24.5 lb of blood (average for humans) if the Pb concentration is 0.62 ppm? Please use dimensional analysis to find your answer.

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