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    Exam 18: Aqueous Ionic Equilibrium
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    You Wish to Prepare an HC<sub>2</sub>H<sub>3</sub>O<sub>2</sub> Buffer with a PH
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You Wish to Prepare an HC2H3O2 Buffer with a PH

Question 125

Question 125

Multiple Choice

You wish to prepare an HC2H3O2 buffer with a pH of 5.24.If the pKa of is 4.74,what ratio of C2H3O2⁻/HC2H3O2 must you use?


A) 0.10
B) 0.50
C) 0.32
D) 3.16
E) 7.0

Correct Answer:

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