Solved

Which of the Following Is a Buffer System

Question 21

Multiple Choice

Which of the following is a buffer system?

A) NaCl(aq) and NaNO₃ (aq)
B) HCl(aq) and NaOH(aq)
C) H₂CO₃ (aq) and KHCO₃ (aq)
D) NaCl(aq) and NaOH(aq)
E) H₂O(l) and HCl(aq)

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