Question 1

The oxygen (molar mass = 32 g/mol) and nitrogen (molar mass = 28 g/mol) molecules in this room have equal average

Accepted Answer

A)  kinetic energies, but the oxygen molecules are faster. 
B)  kinetic energies, but the oxygen molecules are slower. 
C)  kinetic energies and speeds. 
D)  speeds, but the oxygen molecules have a higher average kinetic energy. 
E)  speeds, but the oxygen molecules have a lower average kinetic energy. 
A)  kinetic energies, but the oxygen molecules are faster. 
B)  kinetic energies, but the oxygen molecules are slower. 
C)  kinetic energies and speeds. 
D)  speeds, but the oxygen molecules have a higher average kinetic energy. 
E)  speeds, but the oxygen molecules have a lower average kinetic energy.

Question 2

Two cylinders are connected by a small tube which has a needle valve in the middle. One cylinder contains 4He gas, and the other cylinder contains CO2 gas. The gases are at the same temperature, pressure and volume. The lids that seal the gases in are free to move up or down. When the valve is opened, what happens to the volume in each cylinder?

Accepted Answer

A)  The volumes do not change. 
B)  The CO2 volume decreases and the 4He increases. 
C)  The CO2 volume increases and the 4He decreases. 
D)  What happens depends on the initial temperature. 
E)  What happens depends on the initial pressure. 
A)  The volumes do not change. 
B)  The CO2 volume decreases and the 4He increases. 
C)  The CO2 volume increases and the 4He decreases. 
D)  What happens depends on the initial temperature. 
E)  What happens depends on the initial pressure.

Question 3

A temperature difference of 5 Cº is the same as a difference of

Accepted Answer

A)  41 Fº 
B)  14 Fº 
C)  9 Fº 
D)  5 Fº 
E)  -15 Fº 
A)  41 Fº 
B)  14 Fº 
C)  9 Fº 
D)  5 Fº 
E)  -15 Fº

Question 4

If you carry a sealed cylinder of oxygen to the moon, you should expect no change in the oxygen's

Accepted Answer

A)  mass. 
B)  weight. 
C)  temperature. 
D)  pressure. 
E)  rms molecular velocity. 
A)  mass. 
B)  weight. 
C)  temperature. 
D)  pressure. 
E)  rms molecular velocity.

Question 5

Use the following to answer question:  
-The figure shows the distribution of the molecular speeds of a gas for two different temperatures.

Accepted Answer

A)  The curve labeled T1 represents the distribution for the higher temperature molecules. 
B)  The point labeled "1" corresponds to the maximum speed of the molecules whose temperature is T1. 
C)  The point labeled "2" corresponds to the maximum speed of the molecules whose temperature is T1. 
D)  The point labeled "3" corresponds to the average speed of the molecules whose temperature is T1. 
E)  None of these is correct. 
A)  The curve labeled T1 represents the distribution for the higher temperature molecules. 
B)  The point labeled "1" corresponds to the maximum speed of the molecules whose temperature is T1. 
C)  The point labeled "2" corresponds to the maximum speed of the molecules whose temperature is T1. 
D)  The point labeled "3" corresponds to the average speed of the molecules whose temperature is T1. 
E)  None of these is correct.

The oxygen (molar mass = 32 g/mol) and nitrogen (molar mass = 28 g/mol) molecules in this room have equal average

A temperature difference of 5 Cº is the same as a difference of

If you carry a sealed cylinder of oxygen to the moon, you should expect no change in the oxygen's

Use the following to answer question: -The figure shows the distribution of the molecular speeds of a gas for two different temperatures.

Systems of Measurement

Motion in One Dimension

Motion in Two and Three Dimensions

Newtons Laws

Applications of Newtons Laws

Work and Energy

Conservation of Energy

Systems of Particles and Conservation of Linear Momentum

Rotation

Conservation of Angular Momentum

Gravity

Static Equilibrium and Elasticity

Fluids

Oscillations

Wave Motion

Superposition and Standing Waves

Heat and the First Law of Thermodynamics

The Second Law of Thermodynamics

Thermal Properties and Processes

Filters

Exam 17: Temperature and the Kinetic Theory of Gases

The oxygen (molar mass = 32 g/mol) and nitrogen (molar mass = 28 g/mol) molecules in this room have equal average

A temperature difference of 5 Cº is the same as a difference of

If you carry a sealed cylinder of oxygen to the moon, you should expect no change in the oxygen's

Use the following to answer question: -The figure shows the distribution of the molecular speeds of a gas for two different temperatures.

Systems of Measurement

Motion in One Dimension

Motion in Two and Three Dimensions

Newtons Laws

Applications of Newtons Laws

Work and Energy

Conservation of Energy

Systems of Particles and Conservation of Linear Momentum

Rotation

Conservation of Angular Momentum

Gravity

Static Equilibrium and Elasticity

Fluids

Oscillations

Wave Motion

Superposition and Standing Waves

Heat and the First Law of Thermodynamics

The Second Law of Thermodynamics

Thermal Properties and Processes

Filters