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OpenStudy (anonymous):
If a buffer solution is 0.210 M in a weak acid (Ka = 1.3 × 10-5) and 0.430 M in its conjugate base, what is the pH?
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OpenStudy (anonymous):
When you have buffer solution problems, normally you use the Henderson-Hasselbach equation: pH = pKa + log ([A-] / [HA] )
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