Consider a solution that contains both

C_(5)H_(5)N

and

C_(5)H_(5)NHNO

Calculate the ratio

(C_(5)H_(5)(N))/(C_(5)H_(5)NH^(+))

if the solution has th following

pH

values:\ a.

pH=4.50

\ c.

pH=5.23

\ b.

pH=5.00

\ d.

pH=5.50