Calculate the pH of the solution that results when 8.30 ml of  0.250M KOH is added to  35.0 mL of 0.150 M HNO2     1a. is this solution before, at, or after the equivalence?   2. Calculate the pH at one-half the equivalence point.   3. Calculate the pH at the equivalence point.

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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.