Buffer solution A of a weak monoprotic acid and its sodium salt in the concentration ratio x: y has `pH= (pH) _1`. Buffe

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Q 2663512445.     Buffer solution A of a weak monoprotic acid and its sodium salt in the concentration ratio x: y has `pH= (pH) _1`. Buffer Solution B of the same acid and its sodium salt in the concentration ratio `y : x` has `pH = (pH)_2`. If `(pH)_2 - (pH)_1 = 1` unit and `(pH)_1 + (pH)_2 = 9.5` units, then

(This question may have multiple correct answers)

A `pK_a = 4.75`
B `x/y = 2.36`
C `x/y = 3.162`
D `pK_a = 5.25`

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(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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