A student titrates 50.0 mL of 0.200 M acetic acid ( ) with 0.200 M NaOH

CHEMISTRY · Single correct · A Level · Chemistry · Acids and bases · Acids and bases

Problem

A student titrates 50.0 mL of 0.200 M acetic acid (

K_a = 1.8 \times 10^{-5}

) with 0.200 M NaOH. After 60.0 mL of the base has been added, what is the pH of the resulting solution at 25 °C? (a)

13.30

(b)

8.72

(c)

12.26

(d)

12.60