You Are Given a Solution of the Weak Base Novocain

question 62

Multiple Choice

You are given a solution of the weak base Novocain, Nvc. Its pH is 11.00. You add to the solution a small amount of a salt containing the conjugate acid of Novocain, NvcH⁺. Which statement is true?

• A) The pH and the pOH remain unchanged.
• B) The pH and the pOH both decrease.
• C) The pH and the pOH both increase.
• D) The pH increases and pOH decreases.
• E) The pH decreases and the pOH increases.

---

Definitions:

Physiological Changes

Alterations in the body’s normal biological functions, which can occur in response to various stimuli.

Acetylcholine

A neurotransmitter involved in many functions, including muscle movement, heart rate, memory, and learning.

Alzheimer's Disease

A progressive neurodegenerative disease characterized by memory loss, cognitive impairment, and personality changes.

Neurotransmitters

Chemicals found in the nervous system that transmit signals across a synapse from one neuron to another, influencing physical and psychological functions.