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?

Name: The hydronium ion concentration, [H 3 O + ], for a certain brand of beer is 3.16×10 - 5 M. What is the pOH of this aqueous solution?
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Question

Quizplus · Accepted Answer

To find the pOH, first calculate the pH using the formula pH = -log[H3O+]. Then, use the relation pH + pOH = 14 to find the pOH. Here, pH = -log(3.16×10^-5) ≈ 4.50, so pOH = 14 - 4.50 = 9.50.

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

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