What Is the PH of a Buffer Made by Combining

question 83

Multiple Choice

What is the pH of a buffer made by combining 181 mL of 0.34 M NaC₂H₃O₂ with 170 mL of 0.28 M HC₂H₃O₂? The K_a of acetic acid is 1.75 × 10^-5.

• A)4.88
• B)4.64
• C)5.93
• D)4.83
• E)5.38

---

Definitions:

Bulimia Nervosa

An eating disorder marked by binge eating followed by methods to avoid weight gain such as vomiting, fasting, or excessive exercise.

Mood Disorders

Psychological disorders characterized by the elevation or lowering of a person's mood, such as bipolar disorder or major depression.

Opioid Abuse

The misuse of opioid drugs, including prescription painkillers and illicit substances like heroin, often leading to addiction, health problems, or overdose.

Bulimia Nervosa

An eating disorder characterized by episodes of binge eating followed by behaviors such as vomiting to prevent weight gain.