A Gaseous Mixture Containing 1

question 84

Multiple Choice

A gaseous mixture containing 1.5 mol Ar and 3.5 mol CO₂ has a total pressure of 7.3 atm.What is the partial pressure of CO₂?

• A) 2.2 atm
• B) 1.4 atm
• C) 17 atm
• D) 5.1 atm
• E) 7.3 atm

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Definitions:

Efferent Neurons

Nerves that carry messages outward from the central nervous system.

Parasympathetic Neurons

Nerve cells that are part of the parasympathetic nervous system, which helps in conserving energy and slowing down the heart rate.

Node of Ranvier

Gaps in the myelin sheath of nerve fibers which facilitate the rapid conduction of nerve impulses.

Dendrites

Branched extensions of a neuron that receive signals from other neurons and convey them toward the cell body.