What is the ph of a 0.20 m solution of ammonia July 8, 2019 16 32 64 128 What is the ph of a 0.20 m solution of ammonia the pkb value for ammonia is 4.74 What is the ph of a solution What is oh− in a solution of 1.25 m nh3 and 0.78 m nh4no3 How to calculate the ph of an aqueous solution How to find ph of a solution