Identify Acid, Base, Conjugate Acid, and Conjugate Base in the Following

question 15

Multiple Choice

Identify acid, base, conjugate acid, and conjugate base in the following reaction:
H₂CO₃(aq) + H₂O(l) ⇌ HCO₃^-(aq) + H₃O⁺(aq)

• A) H₂CO₃ is an acid, H₂O is a base, HCO₃^- is a conjugate base, and H₃O⁺ is a conjugate acid.
• B) H₂CO₃ is a conjugate acid, H₂O is a conjugate base, HCO₃^- is a base, and H₃O⁺ is an acid.
• C) H₂CO₃ is an acid, H₂O is a conjugate base, HCO₃^- is a base, and H₃O⁺ is a conjugate acid.
• D) H₂CO₃ is a conjugate acid, H₂O is a base, HCO₃^- is a conjugate base, and H₃O⁺ is an acid.
• E) H₂CO₃ is an acid, H₂O is a conjugate acid, HCO₃^- is a base, and H₃O⁺ is a conjugate base.

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