The pH of a 0.2L HNO2-NO2 buffer solution was determined to be 6.23. The solution was mixed with 4,.4g of HNO2. Considering that the pKa is 4.35, the approximate pH of the new solution is 4.68. a. Illustrate the titration curve of the solution as a diprotic acid. Compute for the optimal pH if 1.5 M of the solution is prepared. Illustrate what happens to the buffer system if additional acid or base is added

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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.