Using the Henderson-Hasselbalch Equation, Calculate the PH of a Buffer

question 20

Multiple Choice

Using the Henderson-Hasselbalch equation, calculate the pH of a buffer solution made from 0.20 M CH₃COOH and 0.050 M CH₃COO^- that has pK_a= 4.7.

• A) 5.3
• B) 4.1
• C) 2.5
• D) 0.4
• E) None of the answers is correct.

---

Definitions:

Orderly Progression

The systematic and sequenced development or advancement of something in a structured and coherent manner.

Presentation

The act of showing, explaining, or displaying information or ideas to an audience, often in a structured format.

Useful Clues

Information or hints that help in solving a problem, understanding a situation, or answering a question.

Purpose

The reason for which something is done or created or for which something exists.