Homework Help: chemistry

Posted by Hannah on Sunday, March 28, 2010 at 9:02pm.

The maximum concentration set by the U.S. Environmental Protection Agency for lead in drinking water is 15 ppb.

What is this concentration in milligrams per liter?

How many liters of water contaminated at this maximum level must you drink to consume 1.0 ug of lead?

chemistry - DrBob222, Sunday, March 28, 2010 at 9:26pm
1 mg/L is 1 ppm.
Therefore, 1 ppb is 0.001 mg/L. Check my thinking.

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