Which of the following is a buffer system? A) H₂CO₃ and HCO₃ ^- B) NaCl and NaOH C) HCl and NaOH D) H₂O and HCl E) NaCl and NaNO₃

Name: Which of the following is a buffer system? A) H 2 CO 3 and HCO 3 - B) NaCl and NaOH C) HCl and NaOH D) H 2 O and HCl E) NaCl and NaNO 3
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A buffer system consists of a weak acid and its conjugate base or a weak base and its conjugate acid. H₂CO₃ (carbonic acid) and HCO₃^ (bicarbonate) form a buffer system.

Which of the Following Is a Buffer System