2. Calculate the volume of the salt and the acid to be used in the preparation of 200 ml of the following buffer solutions. Show computations below. BUFFER DESIRED NUMBER pH 1 2 3 2.40 2.58 5.18 0.1M SOLUTIONS H3PO4/NaH₂PO4 H3PO4/NaH₂PO4 CH3COOH/CH3COONa pka 2.10 2.10 4.70 VOLUME VOLUME OF ACID OF SALT (ml) (ml)

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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.