Describe the ka of lactic acid hc3h5o3

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What is the pH of this buffer? The Ka of lactic acid, HC3H5O3, is 1.410?4. (a) Suppose buffer #1 is prepared using 40.0 mL 0.1 M HC3H5O3 and 60.0 mL 0.1 M C3H5O3- to give a final volume of 100.0 mL. What is the pH of this buffer? (b) Suppose a buffer #2 is prepared using 60.0 mL 0.1 M HC3H5O3 and 40.0 mL 0.1 M C3H5O3- to give a final volume of 100.0 mL. What is the pH of this buffer? (c) Calculate the pH of each buffer if 0.001 moles of OH- are added to each

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