Which of the Following Is the Conjugate Acid of H₂PO₄⁻

question 88

Multiple Choice

Which of the following is the conjugate acid of H₂PO₄⁻?

• A) H₃PO₄
• B) HPO₄²⁻
• C) PO₄³⁻
• D) H₃O⁺

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