Problem: You wish to prepare an HC 2H3O2 buffer with a pH of 4.24. If the pK a of is 4.74, what ratio of C2H3O2- / HC2H3O2 must you use? A) 0.10 B) 0.50 C) 0.32 D) 2.0 E) 2.8

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Problem Details

You wish to prepare an HC 2H3O2 buffer with a pH of 4.24. If the pK a of is 4.74, what ratio of C2H3O2- / HC2H3O2 must you use?

A) 0.10

B) 0.50

C) 0.32

D) 2.0

E) 2.8

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