Hydrosulfuric Acid,H₂S,is a Weak Acid Whose K_a Value Is 9

question 21

Multiple Choice

Hydrosulfuric acid,H₂S,is a weak acid whose K_a value is 9.5 10^-8.What is the pH of a 4.0 M solution of H₂S?

• A)0.60
• B)6.2
• C)3.5
• D)3.2

---

Definitions:

Customer Needs

The requirements or desires that consumers expect to be fulfilled by a product or service.

Being Treated Fairly

The experience or perception of receiving just, equitable, and impartial treatment.

Understanding The Customer

The process of recognizing and catering to the needs and preferences of consumers to enhance service and product offerings.

Customer Service

The assistance and advice provided by a company to those people who buy or use its products or services.