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2.Calculate the pH of a 0.025 M solution of lidocaine (Kb = 7.93 x 10^-7 3. Calculate the pH of a buffer prepared from solution

2.Calculate the pH of a 0.025 M solution of lidocaine (Kb = 7.93 x 10^-7

3. Calculate the pH of a buffer prepared from solution containing 0.060 M sodium citrate and 0.040 M citric acid (Ka = 8.32 x 10^-4 and pKa = 3.08)

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