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Ideal Gas Behavior

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Questions and Answers

What is a key characteristic of ideal gas molecules?

They occupy significant space individually (correct)

They possess strong intermolecular forces

They collide inelastically

They lose energy when colliding with other molecules

Which of the following best describes the energy behavior of molecules in ideal gases?

Energy is conserved during elastic collisions (correct)

Energy is used up in overcoming intermolecular forces

Energy is gained upon collision

Energy is lost upon collision

What distinguishes ideal gases from real gases in terms of intermolecular forces?

Real gases do not exhibit resistance to flow

Ideal gases have negligible intermolecular distances

Real gases have larger individual molecule sizes

Ideal gases have strong intermolecular attractions (correct)

Which of the following properties are governed by the ideal gas law?

Volume, temperature, and pressure Signup and view all the answers

Why must temperature always be in Kelvins when using the ideal gas law formula?

Because zero Kelvin represents absolute zero Signup and view all the answers

What aspect of gas particles is taken into account by adjusting the volume in the Van Der Waals Equation?

Molecular size Signup and view all the answers

Which constant in the Van Der Waals Equation describes the volume of 1 mole of gas?

b Signup and view all the answers

What does the constant 'a' represent in the Van Der Waals Equation?

Inter-particle attraction Signup and view all the answers

In the comparison between real and ideal gases, what type of collisions do ideal gas particles exhibit?

Elastic Signup and view all the answers

What distinguishes a real gas from an ideal gas according to the text?

The occupation of volume by individual molecules Signup and view all the answers

What is the main reason why the ideal gas law fails at high pressures and low temperatures?

The intermolecular forces become too significant to neglect. Signup and view all the answers

Which scientist is credited with first recognizing the ideal gas assumptions?

Johannes Van der Waals Signup and view all the answers

What is a key difference between real gases and ideal gases?

Real gases have inelastic collisions, while ideal gases have elastic collisions. Signup and view all the answers

Under what conditions is the ideal gas law applicable?

When gas density is low and inter-particle attractions are negligible. Signup and view all the answers

Why do high pressure and low temperature cause deviations from the ideal gas law?

Molecules experience significant intermolecular interactions. Signup and view all the answers