If Acid Rain Has Lowered the PH of a Particular

question 65

Multiple Choice

If acid rain has lowered the pH of a particular lake to pH 4.0,which of the following statements about this lake is true?

• A)The hydrogen ion concentration is 1 × 10^-10 moles per liter of lake water.
• B)The hydrogen ion concentration is 4.0 moles per liter of lake water.
• C)The hydrogen ion concentration is 1 × 10⁴ moles per liter of lake water.
• D)The hydroxyl ion concentration is 1 × 10^-10 moles per liter of lake water.
• E)The hydroxyl ion concentration is 1 × 10^-4 moles per liter of lake water.

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