Consider the Following Aqueous Equilibrium for a Formic Acid Solution

question 23

Multiple Choice

Consider the following aqueous equilibrium for a formic acid solution, HCOOH(aq) ⇄ H⁺(aq) + HCOO^-(aq) .Suppose solid sodium hydroxide is added to the solution.Which statement below regarding the resulting solution is FALSE? Ignore any volume changes.

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

---

Definitions:

Rapid Reaction

The quick response or action taken in response to an event or set of circumstances.

Scatter Plot

A type of graph that illustrates the relationship between two variable quantities, with each pair of points plotted as coordinates on the Cartesian plane.

Time-Series Components

Distinct elements that constitute time-series data, typically including trend, seasonal, cyclical, and irregular components.

Quarterly Time Series

Data collected, distributed, or analyzed at intervals of three months, often used to identify trends over time.