Consider the Following Aqueous Equilibrium for a Formic Acid Solution

Multiple Choice

Consider the following aqueous equilibrium for a formic acid solution, HCOOH(aq) ⇄ H⁺(aq) + HCOO^-(aq) .Suppose hydrogen chloride gas is dissolved in the solution.Which statement below regarding the resulting solution is FALSE? Ignore any volume changes.

A) The pH decreases.
B) The H⁺ concentration increases.
C) The system shifts left to reestablish equilibrium.
D) The concentration of HCOO^- decreases.
E) The value of K_a increases.