Which Solution Is a Buffer

question 103

Multiple Choice

Which solution is a buffer?

• A)a solution that is 0.200 M in H₃PO₄ and 0.200 M in HBr
• B)a solution that is 0.200 M in H₃PO₄ and 0.200 M in Na₂HPO₄
• C)a solution that is 0.200 M in H₃PO₄ and 0.200 M in NaBr
• D)a solution that is 0.200 M in H₂SO₄ and 0.200 M in Na₂SO₄

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