A buffer is prepared by combining of dimethylamine,

CHEMISTRY · Subjective · A Level · Chemistry · Acids and bases · Acids and bases

Problem

A buffer is prepared by combining

35.0\,\text{mL}

0.200\,\text{M}

dimethylamine,

(CH_3)_2NH\,(K_b = 5.4\times10^{-4})

, with

15.0\,\text{mL}

0.200\,\text{M}

HCl. Calculate the pH of the resulting solution after mixing (assume volumes are additive).