Which of the Following Is Not a Conjugate Acid-Base Pair

question 115

Multiple Choice

Which of the following is not a conjugate acid-base pair

• A) H₃PO₄ and H₂PO₄^-
• B) H₂PO₄^- and HPO₄^2-
• C) H₃PO₄ and HPO₄^2-
• D) HPO₄^2- and PO₄^3-
• E) H₂O and H₃O⁺

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