A hydrogen electrode placed in a solution containing sodium acetate and acetic acid in the ratio of `x:y` and `y:x`, ahs electrode potential values of `-1.5` and `-0.5V`, respectively. What is the `pK_(a)` value of acetic acid?

A hydrogen electrode placed in a solution containing sodium acetate and acetic acid in the ratio of x:y and y:x has an electrode potential value E_(1) and E_(2) volts, respectively, at 25^(@)C . The pK_(a) value of acetic acid is

A hydrogen electrode placed in a solution containing sodium acetate and acetic acid in the ratio of x:y and y:x has an electrode potential value E_(1) and E_(2) volts, respectively, at 25^(@)C . The pK_(a) value of acetic acid is _____

A hydrogen electrode placed in a buffer solution of CH_3COONa and acetic acid in the ratio.s x:y and y:x has electrode potential values E_1 volt and E_2 volt respetively at 25^@C the pKa values of acetic acid is (E_1 and _2 are oxidation potential ):

A hydrogen electrode placed in a buffer solution of CH_(3)COONa and CH_(3)COOH in the ratios of x:y and y:x has electrode potential values E_(1) volts and E_(2) volts, respectively at 25^(@)C The pK_(a) values of acetic acid is (E_(1) and E_(2) are oxidation potential)

Why is the solution containing sodium acetate and acetic acid called a buffer solution ?

A hydrogen electrode placed in a buffer solution of sodium cyanide and HCN in the ration of x:y and y:x has electrode potential value a and b volts, respectively, at 25^(@)C . If the difference a-b=35.52mV, what is the ratio of y:x.