Which One of the Following Would Make the Best Buffer

question 65

Multiple Choice

Which one of the following would make the best buffer? (Ac = acetate)

• A) a solution of hydrochloric acid and sodium chloride, HCl and NaCl
• B) a solution of acetic acid and ammonia, NaAc and NH₃
• C) a solution of acetic acid and ammonium chloride, HAc and NH₄Cl
• D) a solution of sodium acetate and ammonium chloride, NaAc and NH₄Cl
• E) a solution of ammonia and ammonium chloride, NH₃ and NH₄Cl

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