The ionization constant, Ka, for HOI(aq), hypoiodous acid, is 2.3 10-11. What is the pH of a 0.050 molar solution of sodium hypoiodite, which

The ionization constant, Ka, for HOI(aq), hypoiodous acid, is 2.3 × 10-11. What is the pH of a 0.050 molar solution of sodium hypoiodite, which contains the hypoiodite ion? 11.65 12.70 5.97 8.03 10.64