Question: A buffer was prepared by dissolving 0.100 mol of the weak acid HA (Ka = 1.00 10 -5) plus 0.050 mol of its conjugate

A buffer was prepared by dissolving 0.100 mol of the weak acid HA (Ka = 1.00 × 10 -5) plus 0.050 mol of its conjugate base Na+A- in 1.00 L. Find the pH.

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