You Wish to Prepare a Buffer Containing CH₃COOH with a PH

question 35

Multiple Choice

You wish to prepare a buffer containing CH₃COOH with a pH of 5.44.If the pK_a of acetic acid is 4.74,what ratio of [CH₃COO^-]/[CH₃COOH] must you use?

• A)0.70
• B)0.20
• C)1.4
• D)5.0
• E)1.1

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