Use the "My solution mode" in the

simulation to complete the activity.

Acid-Base Solutions

How could you adjust the settings of the simulation to increase the number of red ( H3O+ ) and blue ( A− ) particles in the solution? In one to two sentences, describe your answer and explain how and why this would change the pH of the solution.

(4 points)

1 answer

To increase the number of red (H3O+) and blue (A−) particles in the simulation, you can adjust the settings by adding a strong acid to the solution, which will generate more H3O+ ions, and simultaneously add a salt of a weak acid to introduce A− ions. This increase in H3O+ concentration will lower the pH of the solution, making it more acidic. Since pH is inversely related to the concentration of H3O+ ions, an increase in these ions results in a decrease in pH.