What Is the Mean Free Path of a Gas of Randomly-Moving

question 38

Multiple Choice

What is the mean free path of a gas of randomly-moving hard spheres of radius 2.00 × 10^-9 m when the density of spheres is 3.00 × 10¹⁹ per cubic meter?

• A) 1.17 × 10^-4 m
• B) 4.00 × 10^-9 m
• C) 9.76 × 10^-5 m
• D) 1.88 × 10^-3 m
• E) 4.69 × 10^-4 m

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Definitions:

Independent Variables

Factors in an experimental setup that are intentionally changed by the investigator to determine their effect on the dependent variables.

Levels

Different stages or degrees within a process or structure, often used to describe intensity, concentration, or hierarchy.

Independent Variables

Variables in an experiment that are manipulated to determine their effect on the dependent variable.

Exercise

Physical activities or workouts undertaken to maintain or improve health and fitness.