Question 1

Why don't taggants get destroyed in an explosion?

Accepted Answer

A) They are very tough, small steel particles. 
B) They are routinely inserted into the center of explosives. 
C) Explosions do not completely oxidize all the materials and particles in a stick of dynamite. 
D) None of the above; they are completely destroyed in an explosion. 
A) They are very tough, small steel particles. 
B) They are routinely inserted into the center of explosives. 
C) Explosions do not completely oxidize all the materials and particles in a stick of dynamite. 
D) None of the above; they are completely destroyed in an explosion.

Question 2

The lower explosion limit (LEL) for a fuel is what?

Accepted Answer

A) The lowest ratio of fuel to water at which a mixture can propagate a flame 
B) The lowest ratio of fuel to air at which a mixture can propagate a flame 
C) The lowest ratio of air to combustible solid at which a mixture will combust 
D) The lowest ratio of air to liquid at which a solid mixture will combust 
A) The lowest ratio of fuel to water at which a mixture can propagate a flame 
B) The lowest ratio of fuel to air at which a mixture can propagate a flame 
C) The lowest ratio of air to combustible solid at which a mixture will combust 
D) The lowest ratio of air to liquid at which a solid mixture will combust

Question 3

When a gas with conditions 12.0 atm, 5.0 L, and 25°C is increased in volume to 10.0 L and heated to 30.0°C, what is its new pressure?

Accepted Answer

A) 72.0 atm 
B) 2.40 atm 
C) 75.0 atm 
D) 7.20 atm 
A) 72.0 atm 
B) 2.40 atm 
C) 75.0 atm 
D) 7.20 atm

Question 4

With all other factors remaining constant, how does the temperature of a gas shift when the pressure increases?

Accepted Answer

A) It remains constant. 
B) It decreases. 
C) It increases. 
D) It increases or decreases, depending on how great the shift is. 
A) It remains constant. 
B) It decreases. 
C) It increases. 
D) It increases or decreases, depending on how great the shift is.

Question 5

What is the UEL of natural gas?

Accepted Answer

A) 15% 
B) 25% 
C) 35% 
D) 50% 
A) 15% 
B) 25% 
C) 35% 
D) 50%

Question 6

What is a thermobaric bomb?

Accepted Answer

A) A military explosive that is below its UEL 
B) A military fuel-air explosive bomb 
C) A military fuel-air explosive, ignitable mixture 
D) A military explosive that is below its LEL 
A) A military explosive that is below its UEL 
B) A military fuel-air explosive bomb 
C) A military fuel-air explosive, ignitable mixture 
D) A military explosive that is below its LEL

Question 7

The equation: V1n2 = V2n1 is an expression of what gas law?

Accepted Answer

A) Charles' 
B) Boyle's 
C) Avogadro's 
D) Gay-Lussac's 
A) Charles' 
B) Boyle's 
C) Avogadro's 
D) Gay-Lussac's

Question 8

How is TNT made?

Accepted Answer

By the nit

Question 9

How much CO2 is there in air that has a total pressure of 1.10 atm and is otherwise composed of 0.8 atm nitrogen and 0.25 atm oxygen?

Accepted Answer

A) 0.30 atm 
B) 0.05 atm 
C) 45.0 torr 
D) 228 torr 
A) 0.30 atm 
B) 0.05 atm 
C) 45.0 torr 
D) 228 torr

Question 10

What affects how a gaseous ion is deflected in a magnetic field?

Accepted Answer

A) The mass of the ion 
B) The charge of the ion 
C) Both of the above 
D) None of the above 
A) The mass of the ion 
B) The charge of the ion 
C) Both of the above 
D) None of the above

Question 11

When TNT detonates, what happens to the carbon atoms?

Accepted Answer

A) They burn. 
B) They are reduced to powder. 
C) They reduce. 
D) They oxidize. 
A) They burn. 
B) They are reduced to powder. 
C) They reduce. 
D) They oxidize.

Question 12

Why can't gases be compressed well into containers?

Accepted Answer

A) Because their kinetic energy is usually too high. 
B) Because of the interference caused by particle size. 
C) Because the lower explosive limit of most gases. 
D) They CAN be compressed, because there are large distances between the gas molecules. 
A) Because their kinetic energy is usually too high. 
B) Because of the interference caused by particle size. 
C) Because the lower explosive limit of most gases. 
D) They CAN be compressed, because there are large distances between the gas molecules.

Question 13

What is a low explosive?

Accepted Answer

A compound

Question 14

What is the UEL?

Accepted Answer

The Upper

Question 15

What happens to the pressure of a gas when its volume decreases, all other factors being equal?

Accepted Answer

A) The pressure increases. 
B) The pressure decreases. 
C) The pressure remains equal. 
D) The pressure remains equal or decreases. 
A) The pressure increases. 
B) The pressure decreases. 
C) The pressure remains equal. 
D) The pressure remains equal or decreases.

Question 16

Which of the following is a good detonator?

Accepted Answer

A) Pb(NO3)2 
B) Pb(N3)2 
C) Pb(NO2)2 
D) PbNO3 
A) Pb(NO3)2 
B) Pb(N3)2 
C) Pb(NO2)2 
D) PbNO3

Question 17

At what temperature is a 5.0 L container of 4.0 g of hydrogen gas at 15.0 atm, assuming it obeys the ideal gas law?

Accepted Answer

A) 25.0°C 
B) 184°C 
C) 456°C 
D) 75.0°C 
A) 25.0°C 
B) 184°C 
C) 456°C 
D) 75.0°C

Question 18

When the volume of a gas decreases, what happens to its temperature if all other factors remain unchanged?

Accepted Answer

A) It remains constant. 
B) It increases. 
C) It decreases. 
D) A pressure value is also needed to answer this. 
A) It remains constant. 
B) It increases. 
C) It decreases. 
D) A pressure value is also needed to answer this.

Question 19

If 1 liter of oxygen and 1 liter of nitrogen react according to the following equation:
O2(g) + N2(g) → 2 NO(g), how much product will form?

Accepted Answer

A) Cannot tell from the information given 
B) No product forms 
C) 1 liter 
D) 2 liters 
A) Cannot tell from the information given 
B) No product forms 
C) 1 liter 
D) 2 liters

Question 20

What is the temperature of a gas that follows the ideal gas law when under the following conditions: 30 atm, 10.0 L, and 2.2 moles of gas?

Accepted Answer

A) 54.2 K 
B) 3,655 K 
C) 300 K 
D) 1,661 K 
A) 54.2 K 
B) 3,655 K 
C) 300 K 
D) 1,661 K

Why don't taggants get destroyed in an explosion?

The lower explosion limit (LEL) for a fuel is what?

When a gas with conditions 12.0 atm, 5.0 L, and 25°C is increased in volume to 10.0 L and heated to 30.0°C, what is its new pressure?

With all other factors remaining constant, how does the temperature of a gas shift when the pressure increases?

What is the UEL of natural gas?

What is a thermobaric bomb?

The equation: V₁n₂ = V₂n₁ is an expression of what gas law?

How is TNT made?

How much CO₂ is there in air that has a total pressure of 1.10 atm and is otherwise composed of 0.8 atm nitrogen and 0.25 atm oxygen?

What affects how a gaseous ion is deflected in a magnetic field?

When TNT detonates, what happens to the carbon atoms?

Why can't gases be compressed well into containers?

What is a low explosive?

What is the UEL?

What happens to the pressure of a gas when its volume decreases, all other factors being equal?

Which of the following is a good detonator?

At what temperature is a 5.0 L container of 4.0 g of hydrogen gas at 15.0 atm, assuming it obeys the ideal gas law?

When the volume of a gas decreases, what happens to its temperature if all other factors remain unchanged?

If 1 liter of oxygen and 1 liter of nitrogen react according to the following equation: O₂(g) + N₂(g) → 2 NO(g), how much product will form?

What is the temperature of a gas that follows the ideal gas law when under the following conditions: 30 atm, 10.0 L, and 2.2 moles of gas?

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

Why don't taggants get destroyed in an explosion?

The lower explosion limit (LEL) for a fuel is what?

When a gas with conditions 12.0 atm, 5.0 L, and 25°C is increased in volume to 10.0 L and heated to 30.0°C, what is its new pressure?

With all other factors remaining constant, how does the temperature of a gas shift when the pressure increases?

What is the UEL of natural gas?

What is a thermobaric bomb?

The equation: V1n2 = V2n1 is an expression of what gas law?

How is TNT made?

How much CO2 is there in air that has a total pressure of 1.10 atm and is otherwise composed of 0.8 atm nitrogen and 0.25 atm oxygen?

What affects how a gaseous ion is deflected in a magnetic field?

When TNT detonates, what happens to the carbon atoms?

Why can't gases be compressed well into containers?

What is a low explosive?

What is the UEL?

What happens to the pressure of a gas when its volume decreases, all other factors being equal?

Which of the following is a good detonator?

At what temperature is a 5.0 L container of 4.0 g of hydrogen gas at 15.0 atm, assuming it obeys the ideal gas law?

When the volume of a gas decreases, what happens to its temperature if all other factors remain unchanged?

If 1 liter of oxygen and 1 liter of nitrogen react according to the following equation: O2(g) + N2(g) → 2 NO(g), how much product will form?

What is the temperature of a gas that follows the ideal gas law when under the following conditions: 30 atm, 10.0 L, and 2.2 moles of gas?

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

The equation: V₁n₂ = V₂n₁ is an expression of what gas law?

How much CO₂ is there in air that has a total pressure of 1.10 atm and is otherwise composed of 0.8 atm nitrogen and 0.25 atm oxygen?

If 1 liter of oxygen and 1 liter of nitrogen react according to the following equation: O₂(g) + N₂(g) → 2 NO(g), how much product will form?