The Permissible Level of Arsenic in Drinking Water Is 10

question 41

Multiple Choice

The permissible level of arsenic in drinking water is 10 ppb in the United States.What is the maximum mass of arsenic, in grams, allowable in 1 L of drinking water?

• A) 10 g
• B) 1.0 × 10^-6 g
• C) 1.0 × 10⁶ g
• D) 1.0 × 10^-5 g
• E) No amount of arsenic is allowable in drinking water.

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