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Lead Levels in Drinking Water Should Be No Higher Than

Question 94

Multiple Choice

Lead levels in drinking water should be no higher than 15 ppb.What is this in mol/L? Assume the density of drinking water is 1.0 g/mL.


A) 7.2 *10-8 M
B) 7.2 *10-5 M
C) 3.1 * 10-7 M
D) 3.1 * 10-8 M
E) 2.0 *10-8 M

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