Chemistry

Chemistry

Problem

Two buffer, (X) and (Y) of pH 4.0 and 6.0 respectively are prepared from acid HA and the salt NaA. Both the buffers are 0.50 M in HA. What would be the pH of the solution obtained by mixing equal volumes of the two buffers? (KHA=1.0×10−5K_{\mathrm{HA}} = 1.0 \times 10^{-5})

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