You have 100. mL of a 0.10 M solution of phosphoric acid (H3PO4). The pKas of this polyprotic acid are 2.15, 7.20, and 12.35. What will be the pH of this solution when 100.0 mL of 0.10 M KOH is added with stirring such that equilibrium is attained? 12.35 4.68 7.20 9.78 2.15

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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.