Calculate the PH at the Equivalence Point for the Titration

question 125

Multiple Choice

Calculate the pH at the equivalence point for the titration of 0.22 M HCN with 0.22 M NaOH. (K_a = 4.9 * 10^-10 for HCN)

• A) 10.58
• B) 10.78
• C) 10.98
• D) 11.18
• E) None of the above

---

Definitions:

Increased Endurance

Increased endurance refers to the ability to sustain prolonged physical or mental effort, often achieved through consistent training or exercise.

Growth

The process of increasing in size, capacity, or complexity, applicable both to physical development and personal development.

Limbic System

A complex system of nerves and networks in the brain, controlling basic emotions and drives.

Puberty

The period in human development during which a child's body transitions into an adult body capable of sexual reproduction.