## Question

###### A 1.2L buffer solution containing 1.73mol of protonic acid(c2H5COOH; Ka=1.3x10^-5) and 1.87mol of sodium propionate(C2H5COONa) what is the pH of this buffer after the addition of0.49mol of NaOH. (Ka for propionic acid 1.3x10^-5) give answer intwo decimal places.

a 1.2L buffer solution containing 1.73mol of protonic acid (c2H5COOH; Ka=1.3x10^-5) and 1.87mol of sodium propionate (C2H5COONa) what is the pH of this buffer after the addition of 0.49mol of NaOH. (Ka for propionic acid 1.3x10^-5) give answer in two decimal places.

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