What Is the Mean Free Path for the Molecules in an Ideal

question 6

Multiple Choice

What is the mean free path for the molecules in an ideal gas when the pressure is 100 kPa and the temperature is 300 K given that the collision cross-section for the molecules of that gas is 2.0 × 10^-20 m²? The Boltzmann constant is ,Avogadro's number is ,and the ideal gas constant is =

• A) 1.1 × 10^-6 m
• B) 2.1 × 10^-6 m
• C) 1.7 × 10^-6 m
• D) 5.3 × 10^-6 m
• E) 1.5 × 10^-6 m

---

Definitions:

Uncertainty Reduction

The process of lessening ambiguity in communicating, often by gathering more information about others.

Social Support

The assistance and protection provided by others, especially through social relationships and networks.

Cultivate Attraction

Deliberately developing or increasing feelings of interest or appeal towards someone or something.

Socially Decenter

The ability to step outside one's own perspective to understand the thoughts and feelings of others.