You need to prepare an acetate buffer of pH 5.54 from a 0.672 M acetic acid solution and a 2.90 M KOH solution. If you have 780 mL of the acetic acid solution, how many milliliters of the KOH solution do you need to add to make a buffer of pl 5.54? The pKa of acetic acid is 4.76. Be sure to use appropriate significant figures.

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