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QUESTION
Discussion Questions 1. When preparing a buffer solution at pH 4.6, which of the following acids and their conjugate base would be the best choice?
Propanoic acid (HC3H5O2)
Sodium propionate
1.3 ×10-5
4.87
2. Write the equilibrium-constant expression for the acid selected in Discussion Question 1.
3. Calculate the pH of a 0.53 M solution of the acid selected in Discussion Question 1.
