Consider the Ionization of Hydrofluoric Acid as Follows

question 67

Multiple Choice

Consider the ionization of hydrofluoric acid as follows:
HF + H₂ O H₃O + + F 1 - What is the effect of adding the common ion, F - (source:
NaF) , to this equilibrium system?

• A) The equilibrium shifts to the right and the pH lowers.
• B) The equilibrium shifts to the left and the pH lowers.
• C) The equilibrium shifts to the right and the pH rises.
• D) The equilibrium shifts to the left and the pH rises.
• E) Nothing happens. The pH remains constant and the equilibrium does not shift in either direction.

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