Question

 What will be the value of pH of 0.01 mol dm-3 CH3COOH (K.A -74 x 10-5) ?
(a) 3.4                    
(b) 3.6                       
(c) 3.9                        
(d) 3.0 

Answer 1

I think the answer is c)

Answer 2

Answer:

ans is (a) 3.4

Explanation:

1/2[pka-logC]