A solution of monoprotic weak acid HA is titrated to the equivalence point with NaOH

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

Problem

100.0\text{ mL}

solution of

0.0500\text{ M}

monoprotic weak acid HA

(K_a = 6.3 \times 10^{-5})

is titrated to the equivalence point with

0.100\text{ M}

NaOH. What is the pH of the resulting solution? (a)

8.86

(b)

7.00

(c)

8.36

(d)

8.45