A Solution of Aniline (C₆H₅NH₂,K_b = 4

question 94

Multiple Choice

A solution of aniline (C₆H₅NH₂,K_b = 4.2 × 10^-10) has a pH of 8.56 at 25^oC.What was the initial concentration of aniline?

• A)2.8 × 10^-9 M
• B)2.1 × 10^-8 M
• C)3.2 × 10^-2 M
• D)4.2 × 10^-10 M
• E)3.6 × 10^-6 M

---

Definitions:

Cultural Views

The perceptions and behaviors that are common to a particular group of people or society, shaped by their customs, beliefs, and traditions.

Mental Accounting

The tendency of individuals to categorize and treat money differently based on subjective criteria, affecting financial decisions.

Consumption Options

The variety of goods and services that consumers have the ability to purchase and use.

Isolate Purchases

involves separating specific buying transactions for closer analysis or for special treatment in accounting or analysis.