What Is the PH of a Buffer Solution Prepared by Dissolving

question 48

Multiple Choice

What is the pH of a buffer solution prepared by dissolving 25.5 g NaC₂H₃O₂ in a sufficient volume of 0.550 M aqueous HC₂H₃O₂ to make 500.0 mL of buffer?

• A)4.74
• B)4.68
• C)4.91
• D)4.57
• E)4.79

---

Definitions:

Behavioral Change

It encompasses alterations in human attitudes, habits, or actions in response to internal or external stimuli.

Intrinsic Motivation

is the drive to engage in activities for their own sake, out of interest or enjoyment, without relying on external rewards or pressures.

Reinforcement

A process in operant conditioning that increases the likelihood of a behavior by providing a consequence that is a reward.

Latent Learning

The process of learning that occurs without any obvious reinforcement of the behavior or associations that are learned.