Arrange the Following Gases in Order of Increasing Rate of Effusion

question 127

Multiple Choice

Arrange the following gases in order of increasing rate of effusion: C₂H₆, Ar, HCl, and PH₃.

• A) Ar < HCl<PH₃ < C₂H₆
• B) C₂H₆ < PH₃ < HCl < Ar
• C) Ar < PH₃ < C₂H₆ < HCl
• D) C₂H₆ < HCl < PH₃ < Ar
• E) Ar < PH₃ < HCl < C₂H₆

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Definitions:

Brain Tumor

A mass or growth of abnormal cells located within or close to the brain.

Somatic Nervous System

Part of the peripheral nervous system associated with voluntary control of body movements through the action of skeletal muscles.

Voluntary Activities

Acts performed by individuals out of free will, without coercion, often reflecting personal interests, values, or the desire to contribute to the community.

Motor Neurons

Nerve cells that initiate and control the movement of muscles by transmitting messages from the brain or spinal cord to the muscle fibers.