Calculate the PH of a Solution Prepared by Dissolving 0

question 9

Multiple Choice

Calculate the pH of a solution prepared by dissolving 0.150 mol of benzoic acid (HBz) and
0) 300 mol of sodium benzoate in water sufficient to yield 1.00 L of solution. The K_a of benzoic acid is 6.50 × 10^{- 5}.

• A) 2.51
• B) 4.19
• C) 4.49
• D) 3.89
• E) 10.1

---

Definitions:

Little Rock

Capital city of the state of Arkansas, historically noted for the 1957 desegregation crisis at Little Rock Central High School, which became a landmark in the civil rights movement.

Full Amnesty

The complete forgiveness of offenses or crimes by a government, often related to immigration or political issues.

Late Rebellion

Often refers to the American Civil War or other significant insurrections, characterized by armed resistance against an established government or authority.

Andrew Johnson

The 17th President of the United States, who served from 1865 to 1869, following the assassination of Abraham Lincoln.