Calculate the PH of a Buffer Solution Prepared by Dissolving

question 64

Multiple Choice

Calculate the pH of a buffer solution prepared by dissolving 0.20 mole of sodium cyanate (NaCNO) and 1.0 mole of cyanic acid (HCNO) in enough water to make 1.0 liter of solution. [K_a(HCNO) = 2.0 × 10^-4]

• A) 0.00
• B) 3.00
• C) 3.70
• D) 4.40
• E) 5.00

---

Definitions:

Social Relationships

The connections and interactions between individuals or groups, which can influence behaviors, emotions, and mental health.

Early Onset

Describes the appearance of symptoms or the initial occurrence of a condition earlier than is typical or expected.

Depressed Homosexuals

Points to individuals identifying as homosexual who are experiencing symptoms of depression, emphasizing the intersection of sexual orientation and mental health.

Native American Males

Refers to male members of the indigenous peoples of the Americas.