35 mL of 0.25 M HCIO Solution is titrated to the endpoint with a 0.20 M KOH solution. HCIO Ka= 2.9x10^-8  1. calculate the pH of the initial HCIO solution 2. calculate the volume of KOH needed to reach the equivalence point 3. determine the pH of a solution at half equivalence point of the titration 4. Calculate the pH of the solution at the equivalence point of the titration   how do I do the math of these equations?

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.