What Is the Optimum PH of a Sodium Formate/formic Acid

question 33

Multiple Choice

What is the optimum pH of a sodium formate/formic acid buffer? (For formic acid, K_a = 1.7 * 10^-4.)

• A) 3.57
• B) 3.77
• C) 3.97
• D) 4.07
• E) None of the Above

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