What is the conjugate acid of the hydrogen phosphate ion ()?
Answer and explanation
Correct answer: A. Dihydrogen phosphate ion (H₂PO₄⁻)
- Step 1: A conjugate acid is formed when a Bronsted-Lowry base accepts a proton (). Step 2. . Answer: Dihydrogen phosphate ion (H₂PO₄⁻). Why not the others: is the conjugate base, and requires adding two protons.
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