In Aqueous Solutions,the Dihydrogen Phosphate Ion (H₂PO₄^-)__________

question 31

Multiple Choice

In aqueous solutions,the dihydrogen phosphate ion (H₂PO₄^-) __________

• A)acts as an acid.
• B)acts as a base.
• C)acts neither as an acid nor as a base.
• D)can serve as both an acid and as a base.
• E)causes a precipitate to form.

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