Exhibit 15-6 Consider an Aqueous 0

Exhibit 15-6 Consider an aqueous 0.25 M solution of NaCN to answer the following question(s) .
-Refer to Exhibit 15-6. What is the equilibrium molar concentration of hydroxide, [OH]_eq, in this 0.25 M solution of NaCN?

A) 1.2×10 ^{- 10} M
B) 5.1×10 ^{- 6} M
C) 1.1×10 ^{- 5} M
D) 2.3×10 ^{- 3} M
E) 2.5×10 ^{- 1} M