Question: Lead is a poisonous metal that especially affects children because they retain a larger fraction of lead than adults do. Lead levels of 0.250 ppm

Lead is a poisonous metal that especially affects children because they retain a larger fraction of lead than adults do. Lead levels of 0.250 ppm in a child cause delayed cognitive development. How many moles of lead present in 1.00 g of a child’s blood would 0.250 ppm represent?

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