At the Equivalence Point in an Acid-Base Titration

question 68

Multiple Choice

At the equivalence point in an acid-base titration

• A)the [H ₃O ⁺] equals the K _a of the acid.
• B)the [H ₃O ⁺] equals the K _a of the indicator.
• C)the amounts of acid and base which have been combined are in their stoichiometric ratio.
• D)the pH is 7.0.
• E)the pH has reached a maximum.

---

Definitions:

Language Development

The process by which children come to understand and communicate language during early childhood.

Cognitive Development

The process of growth and change in intellectual abilities, including problem-solving, memory, language, and thought, throughout the lifespan.

Jean Piaget

A Swiss psychologist known for his pioneering work in developmental psychology, particularly his theory of cognitive development in children.

Tuition Freeze

A policy or decision to maintain college or university tuition fees at the same level for a certain period, preventing any increases.