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pls help me.
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.

  • chemistry - ,

    Use the Henderson-Hasselalch equation.
    HA is the acid; NaA is the base.

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