Which Pair of Substances Could Form a Buffered Aqueous Solution

question 13

Multiple Choice

Which pair of substances could form a buffered aqueous solution?

• A) HCl, NaCl
• B) HNO₃, NaNO₃
• C) H₃PO₄, NaH₂PO₄
• D) H₂SO₄, CH₃COOH
• E) NH₃, NaOH

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