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The Following Compounds Are Available as 0

Question 33

Multiple Choice

The following compounds are available as 0.10 M aqueous solutions: pyridine (pKb = 8.82) , triethylamine (pKb = 3.25) , HClO4, NaOH, phenol (pKa = 9.96) , HClO (pKa = 7.54) , and NH3 (pKb = 4.74) . Identify two solutions that could be used to prepare a buffer with a pH of approximately 5.


A) pyridine and HClO4
B) triethyamine and HClO4
C) phenol and NaOH
D) HClO and NaOH

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