1.

A hydrogen electrode placed in a buffec solution of CH_3COONA and acetic acld in the ratio's x: y and y : x has electrode potential values E_1 volt and E_2 volts respectively at 25^@C. The pK_a values of acetic acid is E_1 and E_2 are ox-potential)

Answer»

`(E_(1)+E_(2))/(0.118)`
`(E_(2)-E_(1))/(0.118)`
`-(E_(1)+E_(2))/(0.118)`
`(E_(1)-E_(2))/(0.118)`

ANSWER :A


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