Chemistry

Chemistry

Problem

A solution is prepared by mixing equal volumes of

0.100\,\text{M}

weak acid HX (

K_a = 3.2\times10^{-6}

) and

0.100\,\text{M}

weak base B (

K_b = 4.5\times10^{-5}

) in the presence of

0.050\,\text{M}

NaX. Calculate the pH of the mixture at

25\,^\circ\text{C}

.

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