CHEMISTRY · Single correct · A Level · Chemistry · Acids and bases · Acids and bases
Problem
A 25.0 mL sample of 0.100 M aniline (C₆H₅NH₂, a weak base) is titrated with 0.200 M HCl. What minimum total volume of the acid must be added for the pH of the solution to drop below 2.00?
(a) 13.8mL
(b) 14.5mL
(c) 12.5mL
(d) 11.4mL