The Acid-Dissociation Constant at 25

question 29

Multiple Choice

The acid-dissociation constant at 25.0 °C for hypochlorous acid (HClO) is 3.0 × 10^-8. At equilibrium, the molarity of H₃O⁺ in a 0.010 mol L^-1 solution of HClO is ________.

• A)1.7 × 10^-5
• B)0.010
• C)5.8 × 10^-10
• D)4.76
• E)2.00

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