Problem: What is the pH change of a 0.210 M solution of citric acid (pKa = 4.77) if citrate is added to a concentration of 0.125 M with no change in volume? Express the difference in pH numerically to two decimal places.

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What is the pH change of a 0.210 M solution of citric acid (pKa = 4.77) if citrate is added to a concentration of 0.125 M with no change in volume? Express the difference in pH numerically to two decimal places.


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Based on our data, we think this problem is relevant for Professor Ownby's class at TOWSON.