Answer to Question #202983 in General Chemistry for Phohlo

Question #202983

Malic acid (C4H6O5) is one of the alpha hydroxy acid which is naturally found in apples.The reaction of HCl with sodium maleate malic acid and sodium Chlorite is according to the following reaction

HCl + C4H5O5H = C4H6O5 +NaCl

You have to prepare a maleate buffer, (Ka=3.908 × 10-4) using sodium maleate (M.W.=178.05 g/mol) and 0.200 M HCl. HOw many millimeters of HCl should you add to 250.00 mL of 0.300 M sodium maleate to produce a buffer solution of pH 3.37?


1
Expert's answer
2021-06-10T03:32:02-0400

Millimeters of HCl required =482mL


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