A Buffer Is Prepared by Adding 300

question 109

Multiple Choice

A buffer is prepared by adding 300.0 mL of 2.0 M NaOH to 500.0 mL of 2.0 M CH₃COOH. What is the pH of this buffer? [K_a(CH₃COOH) = 1.8 × 10^-5]

• A) 4.57
• B) 4.52
• C) 4.87
• D) 4.92
• E) 4.97

---

Definitions:

Multiple Locations

The operation of a business or organization in more than one geographical area or physical site.

Web-Based HR

Human resources practices and systems delivered through the internet to manage HR activities, such as recruitment, training, and performance appraisal.

James Meredith

An American civil rights activist known for being the first African American student to attend the University of Mississippi in 1962, challenging racial segregation.

African-American Student

A student of African descent in America, often focusing on their educational experiences, challenges, and achievements within the American educational system.