A Solution with a PH of 9

question 72

Multiple Choice

A solution with a pH of 9.100 is prepared using aqueous ammonia and solid ammonium chloride.What is the ratio of [NH₃] to [NH₄⁺] in the solution? The K_b of ammonia is 1.76 * 10^-5.

• A)0.850 to 1
• B)1.02 to 1
• C)0.984 to 1
• D)1.41 to 1
• E)0.715 to 1