A 1 liter solution is made by adding 0.5844 moles NaH2PO4 and 0.5116 moles Na2HPO4. What will be the final pH of this solution after addition of 7.4466 ml of 3.5460 molar HCl? The pKa of sodium dihydrogen phosphate is 6.86.

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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.