A Fixed Container Holds Oxygen and Helium Gases at the Same

question 21

Multiple Choice

A fixed container holds oxygen and helium gases at the same temperature. Which of the following statements are correct? (There could be more than one correct choice.)

• A) The oxygen molecules have the greater average kinetic energy.
• B) The oxygen molecules have the greater speed.
• C) The helium molecules have the greater average kinetic energy.
• D) The helium molecules have the greater speed.
• E) The helium molecules have the same average kinetic as the oxygen molecules.

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Definitions:

Reagent

A material or blend employed in chemical processes for the detection, quantification, analysis, or generation of different materials.

NaOH

Sodium hydroxide, a strong base used in various chemical reactions and industrial applications.

Ag(NH3)2+

The diamminesilver(I) ion, a complex ion used in the Tollens' test for aldehyde detection, indicating the presence of an aldehyde group when it reduces to metallic silver.

H2CrO4

Chromic acid, a potent oxidizing agent utilized in organic chemistry for the oxidation of alcohols.