What Is the PH of a Solution Made by Combining

question 49

Multiple Choice

What is the pH of a solution made by combining 134 mL of 0.26 M NaC₂H₃O₂ with 211 mL of 0.31 M HC₂H₃O₂? The K_a of acetic acid is 1.75 × 10^-5.

• A) 4.47
• B) 5.04
• C) 5.52
• D) 4.42
• E) 4.97

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