In a Mixture of Hydrogen Gas, Oxygen Gas, and Nitrogen

question 21

Multiple Choice

In a mixture of hydrogen gas, oxygen gas, and nitrogen gas, the molecules with the greatest average speed are those of

• A) nitrogen.
• B) hydrogen.
• C) oxygen.
• D) All will have the same average speed at the same temperature.

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Definitions:

Population Change Curve

A graph that shows how the size of a population changes over time.

Volatile

Characterized by rapid and unpredictable changes or fluctuations, often used to describe chemical substances that easily vaporize at normal temperatures or financial markets prone to rapid changes.

R-Selected Species

Species that produce a large number of offspring with a low probability of survival into adulthood, often adapting to unstable environments.

Biotic Potential

The peak reproductive potential of a life form when environmental conditions are ideal.