A Sample of Oxygen Gas Was Found to Effuse at a Rate

question 146

Multiple Choice

A sample of oxygen gas was found to effuse at a rate equal to two times that of an unknown gas.The molecular weight of the unknown gas is ________ g/mol.

• A)64
• B)128
• C)8
• D)16
• E)8.0

---

Definitions:

Anticholinergic Properties

Characteristics of certain medications that block the action of acetylcholine, a neurotransmitter, which can affect various bodily functions but may lead to side effects like dry mouth and confusion.

Parasympathetic Nervous System

A division of the autonomic nervous system responsible for conserving energy and lowering the heart rate, aiding in digestion and the maintenance of bodily functions at rest.

Reticular Activating

Part of the reticular formation in the brainstem that plays a crucial role in controlling arousal and consciousness.

Medulla Oblongata

The lower portion of the brainstem, responsible for regulating vital functions like heartbeat, breathing, and blood pressure.