Question

A weak base (BOH) with Kb = 10^–5 is titrated with a strong acid, HCl. At 3/4^th of the equivalent point, pH of the solution is: 

 (a) 5 + log3 

(b) 5 – log3 

(c) 14 – 5 + log3 

(d) 8.523. 

Answer 1

Correct option  (d) 8.523. 

Explanation:

Let the initial equivalent of BOH be x