Which of the Following Buffers Will Have the Lowest PH

question 158

Multiple Choice

Which of the following buffers will have the lowest pH?

• A) a solution containing 0.20 M HC₂H₃O₂ and 0.20 M NaC₂H₃O₂
• B) a solution containing 0.25 M HC₂H₃O₂ and 0.15 M NaC₂H₃O₂
• C) a solution containing 0.15 M HC₂H₃O₂ and 0.25 M NaC₂H₃O₂
• D) They all have the same pH.

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