Question: A buffer solution with a pH of 4 . 0 is made by dissolving x g of potassium ethanoate ( C H 3 C O

A buffer solution with a pH of 4.0 is made by dissolving xg of potassium ethanoate (CH3COOK) in a solution of ethanoic acid (CH3COOH). The final volume of the buffer solution is 500cm3 and the final concentration of the ethanoic acid is 0.250moldm. What is the concentration of CH3COO-
A buffer solution with a pH of 4.0 is made by

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