Class 11 NEET Chemistry Equilibrium Questions Part 1

Question : 34 of 100

Marks: +1, -0

A buffer solution is prepared in which the concentration of NH3 is 0.30 M and the concentration of NH4+ is 0.20 M.If the equilibrium constant,Kb for NH3 equals 1.8×10−5,what is the pH of this solution ?(log 2.7=0.43)