you need to prepare 100.0ml of a pH=4.00 buffer solution using 0.100 M benzoic acid (Ka=6.30× 10-5) and 0.240 M sodium benzoate. how much of each solution should be mixed to prepare the buffer?

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A: Below attached file showing the details answer. All the best.

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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.