What Is the PH of a Buffer Solution Made by Mixing

question 103

Multiple Choice

What is the pH of a buffer solution made by mixing 50.0 mL of 0.100 M potassium hydrogen phthalate with 13.6 mL of 0.100 M NaOH and diluting the mixture to 100.0 mL with water? The K_a2 for hydrogen phthalate is 3.1 × 10^-6.

• A)3.25
• B)5.08
• C)5.51
• D)5.94

---

Definitions:

Client-Centered

An approach in psychology that promotes an understanding of an individual's experience from within their own perspective, emphasizing empathy and unconditional positive regard.

Cognitive-Behavioral Therapy

A therapeutic method that tackles maladaptive emotions, actions, and thoughts using a structured, objective-driven procedure.

Psychosurgery

A neurological surgery employed to treat or alleviate severe mental disorders.

Therapeutic Lifestyle

A life approach that emphasizes the adoption of healthy habits and behaviors, such as regular exercise and stress management, to improve overall well-being and mitigate health issues.