A Buffer Contains Equal Concentrations of a Weak Acid, HA,And

question 77

Multiple Choice

A buffer contains equal concentrations of a weak acid, HA,And its conjugate base,A^-.If the value of K_a for HA is 1.0 * 10^-9,What is the pH of the buffer?

• A) 13.0
• B) 5.0
• C) 7.0
• D) 1.0
• E) 9.0

---

Definitions:

Reviewers

Individuals who evaluate, critique, or give their opinions on products, services, artistic works, or literature, often influencing public perception.

Increasingly Popular

Gaining more widespread acceptance, favor, or usage over time.

Objectivity

The principle or practice of maintaining impartiality and neutrality, avoiding bias or subjective judgment in various fields.

Socially Constructed

A concept or perception that is created and maintained through social interactions and shared beliefs within a society.