Question 1

What does the kinetic theory of gases state about the kinetic energy and temperature of the particles in a gas?

Accepted Answer

A) Average kinetic energy is inversely proportional to the temperature of the gas. 
B) Average kinetic energy is proportional to the temperature of the gas. 
C) Average potential energy is proportional to the temperature of the gas. 
D) Average potential energy is inversely proportional to the temperature of a gas. 
A) Average kinetic energy is inversely proportional to the temperature of the gas. 
B) Average kinetic energy is proportional to the temperature of the gas. 
C) Average potential energy is proportional to the temperature of the gas. 
D) Average potential energy is inversely proportional to the temperature of a gas.

Question 2

Gas particles are extremely small and have relatively large distances between them.

Accepted Answer

A) True 
 B)False

Question 3

Which gas law can be expressed as P1T2 = P2T1?

Accepted Answer

A) Boyle's 
B) Charles' 
C) Gay-Lussac's 
D) None of the above. 
A) Boyle's 
B) Charles' 
C) Gay-Lussac's 
D) None of the above.

Question 4

How much helium, in atm, is in a binary mixture that contains 250 torr of oxygen and has a total pressure of 800 torr?

Accepted Answer

The answer of How much helium, in atm, is in...

Question 5

When the temperature of a gas rises by a factor of 3, what should happen to the pressure of the gas, all other factors being constant?

Accepted Answer

A) It should rise by a factor of 3. 
B) It should decrease by a factor of 3. 
C) The pressure should remain unchanged. 
D) Not enough information to tell. 
A) It should rise by a factor of 3. 
B) It should decrease by a factor of 3. 
C) The pressure should remain unchanged. 
D) Not enough information to tell.

Question 6

How do gas particles in a closed container react in relation to one another?

Accepted Answer

A) They are dependent on one another. 
B) They are attracted to one another. 
C) They are repelled by one another. 
D) They are independent of one another. 
A) They are dependent on one another. 
B) They are attracted to one another. 
C) They are repelled by one another. 
D) They are independent of one another.

Question 7

If a gas mixture is made of 220 torr of oxygen and 740 torr of helium, what is its total pressure?

Accepted Answer

A) 960 torr 
B) 520 torr 
C) 960 atm 
D) 520 atm 
A) 960 torr 
B) 520 torr 
C) 960 atm 
D) 520 atm

Question 8

What are taggants?

Accepted Answer

A) Small, non-explosive molecules in explosives 
B) Materials that accelerate an explosion 
C) Materials that modify an explosion 
D) Micron-sized polymer chips embedded in explosives 
A) Small, non-explosive molecules in explosives 
B) Materials that accelerate an explosion 
C) Materials that modify an explosion 
D) Micron-sized polymer chips embedded in explosives

Question 9

What causes the muzzle flash when a gun is fired?

Accepted Answer

A) Oxidation of the inorganic materials within gunpowder 
B) The oxygen balance of gunpowder 
C) Carbon monoxide combusting with atmospheric oxygen 
D) Carbon reacting with excess accelerant in the gunpowder formulation 
A) Oxidation of the inorganic materials within gunpowder 
B) The oxygen balance of gunpowder 
C) Carbon monoxide combusting with atmospheric oxygen 
D) Carbon reacting with excess accelerant in the gunpowder formulation

Question 10

Why do gas mixtures explode below the fuel-to-air lower explosion level (LEL)?

Accepted Answer

A) Because of the pressures involved at that level. 
B) Because all the fuel is in a vapor phase. 
C) They don't explode below the LEL. 
D) Both A and B are correct. 
A) Because of the pressures involved at that level. 
B) Because all the fuel is in a vapor phase. 
C) They don't explode below the LEL. 
D) Both A and B are correct.

Question 11

What does the term "isomer" mean, such as an isomer of TNT?

Accepted Answer

A different arrangem

Question 12

What is one common technique used to determine if explosives are in luggage at airports?

Accepted Answer

A) Using trained animals at all stations in the airport 
B) Checking each bag by hand 
C) Checking by X-rays 
D) Both b and c 
A) Using trained animals at all stations in the airport 
B) Checking each bag by hand 
C) Checking by X-rays 
D) Both b and c

Question 13

What function does a mass spectrometer have?

Accepted Answer

It determines the ex

Question 14

In what kind of motions do gas particles move?

Accepted Answer

A) Continuous, directed motion 
B) Continuous, random, straight line motion 
C) Random, but directed motion 
D) Random, non-continuous, straight line motion 
A) Continuous, directed motion 
B) Continuous, random, straight line motion 
C) Random, but directed motion 
D) Random, non-continuous, straight line motion

Question 15

What happens to the temperature of a gas when its volume increases by a factor of 4, and its pressure changes?

Accepted Answer

A) It increases by a factor of 4. 
B) It decreases by a factor of 4. 
C) It increases by a factor of 2. 
D) Not enough information to tell. 
A) It increases by a factor of 4. 
B) It decreases by a factor of 4. 
C) It increases by a factor of 2. 
D) Not enough information to tell.

Question 16

How many liters of a gas are equal to one mole of the gas?

Accepted Answer

A) 24.4 L 
B) 6.02 × 1023 liters 
C) 1 liter 
D) 22.4 liters 
A) 24.4 L 
B) 6.02 × 1023 liters 
C) 1 liter 
D) 22.4 liters

Question 17

What uses does mass spectroscopy serve?

Accepted Answer

A) Identification of drugs 
B) Identification of arson accelerants 
C) Identification of trace metals 
D) All of the above 
A) Identification of drugs 
B) Identification of arson accelerants 
C) Identification of trace metals 
D) All of the above

Question 18

If 12.0 atm of nitrogen gas in a 14.0 L container is compressed to 3.5 L, what is the resulting pressure?

Accepted Answer

A) 48.0 atm 
B) 6.0 atm 
C) 3.5 atm 
D) 3.0 atm 
A) 48.0 atm 
B) 6.0 atm 
C) 3.5 atm 
D) 3.0 atm

Question 19

If a 20.0 L container of oxygen has a pressure of 15.0 atm, what will the volume be if the pressure is changed to 7.5 atm?

Accepted Answer

A) 10.0 L 
B) 40.0 L 
C) 15.0 L 
D) 23.6 L 
A) 10.0 L 
B) 40.0 L 
C) 15.0 L 
D) 23.6 L

Question 20

What provides the energy needed to ignite a fuel-air explosive?

Accepted Answer

A) A detonator 
B) An ignition cap 
C) A blasting cap or primer 
D) A simple flame 
A) A detonator 
B) An ignition cap 
C) A blasting cap or primer 
D) A simple flame

What does the kinetic theory of gases state about the kinetic energy and temperature of the particles in a gas?

Gas particles are extremely small and have relatively large distances between them.

Which gas law can be expressed as P₁T₂ = P₂T₁?

How much helium, in atm, is in a binary mixture that contains 250 torr of oxygen and has a total pressure of 800 torr?

When the temperature of a gas rises by a factor of 3, what should happen to the pressure of the gas, all other factors being constant?

How do gas particles in a closed container react in relation to one another?

If a gas mixture is made of 220 torr of oxygen and 740 torr of helium, what is its total pressure?

What are taggants?

What causes the muzzle flash when a gun is fired?

Why do gas mixtures explode below the fuel-to-air lower explosion level (LEL)?

What does the term "isomer" mean, such as an isomer of TNT?

What is one common technique used to determine if explosives are in luggage at airports?

What function does a mass spectrometer have?

In what kind of motions do gas particles move?

What happens to the temperature of a gas when its volume increases by a factor of 4, and its pressure changes?

How many liters of a gas are equal to one mole of the gas?

What uses does mass spectroscopy serve?

If 12.0 atm of nitrogen gas in a 14.0 L container is compressed to 3.5 L, what is the resulting pressure?

If a 20.0 L container of oxygen has a pressure of 15.0 atm, what will the volume be if the pressure is changed to 7.5 atm?

What provides the energy needed to ignite a fuel-air explosive?

Understanding Our World With Chemistry

Matter: Properties, Changes and Measurements

Understanding Atoms

Bonding and Reactions

Chemistry of Bonding: Structure and Function of Drug Molecules

Aqueous Solutions: Part I

Aqueous Solutions: Part II

Organic Chemistry and Polymers

Chemistry of Fire and Heat

Applications of Chemical Kinetics

Nuclear Chemistry: Energy, Medicine, Weapons, and Terrorism

Chemical Equilibrium

Introduction to Biochemistry

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Exam 10: Chemistry of Explosions

What does the kinetic theory of gases state about the kinetic energy and temperature of the particles in a gas?

Gas particles are extremely small and have relatively large distances between them.

Which gas law can be expressed as P1T2 = P2T1?

How much helium, in atm, is in a binary mixture that contains 250 torr of oxygen and has a total pressure of 800 torr?

When the temperature of a gas rises by a factor of 3, what should happen to the pressure of the gas, all other factors being constant?

How do gas particles in a closed container react in relation to one another?

If a gas mixture is made of 220 torr of oxygen and 740 torr of helium, what is its total pressure?

What are taggants?

What causes the muzzle flash when a gun is fired?

Why do gas mixtures explode below the fuel-to-air lower explosion level (LEL)?

What does the term "isomer" mean, such as an isomer of TNT?

What is one common technique used to determine if explosives are in luggage at airports?

What function does a mass spectrometer have?

In what kind of motions do gas particles move?

What happens to the temperature of a gas when its volume increases by a factor of 4, and its pressure changes?

How many liters of a gas are equal to one mole of the gas?

What uses does mass spectroscopy serve?

If 12.0 atm of nitrogen gas in a 14.0 L container is compressed to 3.5 L, what is the resulting pressure?

If a 20.0 L container of oxygen has a pressure of 15.0 atm, what will the volume be if the pressure is changed to 7.5 atm?

What provides the energy needed to ignite a fuel-air explosive?

Understanding Our World With Chemistry

Matter: Properties, Changes and Measurements

Understanding Atoms

Bonding and Reactions

Chemistry of Bonding: Structure and Function of Drug Molecules

Aqueous Solutions: Part I

Aqueous Solutions: Part II

Organic Chemistry and Polymers

Chemistry of Fire and Heat

Applications of Chemical Kinetics

Nuclear Chemistry: Energy, Medicine, Weapons, and Terrorism

Chemical Equilibrium

Introduction to Biochemistry

Filters

Which gas law can be expressed as P₁T₂ = P₂T₁?