The Volume of a Sample of Gas (2

question 142

Multiple Choice

The volume of a sample of gas (2.49 g) was 752 mL at 1.98 atm and 62 °C.The gas is ________.

• A)SO₂
• B)SO₃
• C)NH₃
• D)NO₂
• E)Ne

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Definitions:

Emulsion

A stable mixture of two or more immiscible liquids, such as oil and water, often with an emulsifier to maintain stability.

Colloid

A mixture wherein fine particles are dispersed throughout another substance without dissolving, such as in gels or emulsions.

Suspension

Liquid through which a solid is dispersed and from which the solid separates unless the liquid is kept in motion.

Equilibrium

A state of balance between opposing forces or actions.