Which of the following combinations of chemicals could be used to make a buffer solution? A)HCl/NaOH B)HCl/NH₃ C)HCl/H₃PO₄ D)NaOH/NH₃

Name: Which of the following combinations of chemicals could be used to make a buffer solution? A)HCl/NaOH B)HCl/NH 3 C)HCl/H 3 PO 4 D)NaOH/NH 3
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A buffer solution can be made from a weak acid and its conjugate base or a weak base and its conjugate acid. HCl/NH3 can form a buffer because NH3 is a weak base and HCl can provide the conjugate acid (NH4+).

Which of the Following Combinations of Chemicals Could Be Used