Why Are Volumes of Gases Expressed at Standard Conditions of Temperature

question 49

Multiple Choice

Why are volumes of gases expressed at standard conditions of temperature and pressure (STP) ?

• A) Because animals live at different temperatures and pressures.
• B) Because the internal conditions of animals are always at different temperatures and pressures.
• C) Because the volume occupied by any given molar amount of gas depends on temperature and pressure.
• D) Because gases are always expressed as volume.

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Definitions:

Vivid Dreams

Dreams that are highly detailed, realistic, and memorable, often with intense colors and imagery.

Non-REM Sleep

A period of sleep characterized by slower brain waves and less eye movement compared to REM sleep; it consists of multiple stages and is critical for memory consolidation and recovery.

REM Sleep

A stage of sleep characterized by rapid eye movements, more vivid dreams, and increased brain activity, thought to play important roles in learning and memory processes.

Postural Muscles

Muscles that are used to maintain posture and balance, particularly those in the back, neck, and abdomen.