When a small amount of HCl or NaOH is added to a solution of Na₂HPO₄, the pH of the solution barely changes. Based on these observations, all of the following are True concerning the compound Na₂HPO₄, except
A) Na₂HPO₄ is able to accept extra hydrogen ions from the HCl.
B) Na₂HPO₄ is able to donate hydrogen ions to the OH⁻ from NaOH.
C) Na₂HPO₄ adsorbs excess H⁺ and OH⁻ directly onto the surface of its crystalline structure.
D) Na₂HPO₄ is a salt formed from reacting a strong base with a weak acid.
E) Na₂HPO₄ acts as a buffer.
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