Chemistry · Ionic Equilibrium
Which one of the following is NOT a buffer solution?
- 1A mixture of aqueous solutions of sodium hydroxide and hydrochloric acid✓
- 2A mixture of aqueous solutions of sodium citrate and citric acid
- 3A mixture of aqueous solutions of ammonium hydroxide and ammonium chloride
- 4A mixture of aqueous solutions of acetic acid and sodium acetate
Correct answer
A mixture of aqueous solutions of sodium hydroxide and hydrochloric acid
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