The Acid-Dissociation Constant at 25

question 142

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 0.044 M solution of HClO is

• A) 3.6 × 10^-5
• B) 0.044
• C) 2.8 × 10^-10
• D) 4.44
• E) 1.36

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