Which pair of solutes could be used to prepare an aqueous buffer solution with a pH < 7? | Acids and Bases

🧪 TheChemSolverUSNCO / General Chemistry

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Question

Which pair of solutes could be used to prepare an aqueous buffer solution with a pH < 7?

HCl – NH₄Cl

HF – NaF

✓ Correct

NH₃ – NH₄Cl

NaOH – NaCl

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