ryanwilliamson5409 ryanwilliamson5409 23-08-2022 Chemistry Answered A buffer consists of 0.22 M KHCO₃ and 0.37 M K2CO₃. Carbonic acid is a diprotic acid with Ka1 = 4.5 × 10⁻⁷and Ka2 = and 4.5 × 10⁻¹¹. (b) What is the buffer pH?