What Is the Mole Fraction of Ar in a Mixture

question 92

Multiple Choice

What is the mole fraction of Ar in a mixture containing 10.1 g of Ne, 79.9 g of Ar, and 83.8 g of Kr?

• A) 0.40
• B) 0.25
• C) 0.20
• D) 0.14
• E) 0.058

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Definitions:

Heartbeat

The rhythmic contraction and relaxation of the heart, pumping blood throughout the body.

Angina Pectoris

A condition characterized by chest pain due to reduced blood flow to the heart muscle.

Blood Supply

The provision of blood to a particular area or organ of the body, essential for delivering nutrients and oxygen.

Arteries

Blood vessels that carry oxygenated blood away from the heart to the body's organs and tissues.