The Hydronium Ion Concentration, [H₃O⁺], for a Certain Brand of Beer

question 127

Multiple Choice

The hydronium ion concentration, [H₃O⁺], for a certain brand of beer is 3.16×10 ^{- 5} M. What is the pOH of this aqueous solution?

• A) pOH = 0.00; there can be no hydroxide ion present when hydronium ion is present.
• B) pOH = 3.64
• C) pOH = 4.50
• D) pOH = 9.50
• E) pOH = 10.36

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