To Calculate the PH of a System That Has 0

question 36

Multiple Choice

To calculate the pH of a system that has 0.010 M HCl, 0.10 M HF, and 0.10 M HCOOH:

• A) Consider only the HCl.
• B) Look up the K _a values for HF and HCOOH and use the stronger to calculate the pH.
• C) Add up the concentrations of HF and HCOOH and use the average value of K _a.
• D) Titrate with NaOH in the lab.
• E) Calculate K _b for all the species and rank them on a number line.

---

Definitions:

Pure Competition

A market structure characterized by an extremely large number of sellers, none of whom can control market prices or product quality, leading to a situation where products are homogeneous and businesses have no control over pricing.

U.S. Automobile Industry

A significant sector of the U.S. economy, involving the design, manufacture, and sale of motor vehicles within the United States.

Oligopoly

represents a market structure with a small number of large firms dominating the industry, leading to potential collaboration and less competitive market conditions.

Total Revenue

The total amount of money received by a company from selling its goods or services before any costs or expenses are deducted.