Question 1

What besides gasoline and paint thinners are common accelerants?

Accepted Answer

A) Kerosene and diesel fuel 
B) Kerosene and white gas 
C) White gas and diesel fuel 
D) None of the above 
A) Kerosene and diesel fuel 
B) Kerosene and white gas 
C) White gas and diesel fuel 
D) None of the above

Question 2

How is temperature best defined?

Accepted Answer

A) The amount of joules in a system 
B) The calorie content of the particles of a system 
C) The measurement of the average kinetic energy of the particles of a system 
D) The equilibrium of the average kinetic energy of the particles in an open system 
A) The amount of joules in a system 
B) The calorie content of the particles of a system 
C) The measurement of the average kinetic energy of the particles of a system 
D) The equilibrium of the average kinetic energy of the particles in an open system

Question 3

What do all exothermic reactions produce?

Accepted Answer

A) Heat 
B) Light 
C) Smoke 
D) Fumes 
A) Heat 
B) Light 
C) Smoke 
D) Fumes

Question 4

What is another term for a smoke explosion?

Accepted Answer

A) A limiting thrust 
B) A vapor blow 
C) A backdraft 
D) A fire triangle 
A) A limiting thrust 
B) A vapor blow 
C) A backdraft 
D) A fire triangle

Question 5

Endothermic processes always give off heat at the completion of the reaction.

Accepted Answer

A) True 
 B)False

Question 6

Which is the lightest fraction of crude oil refinement?

Accepted Answer

A) Gasoline 
B) Diesel 
C) Light gases 
D) Kerosene and jet fuel 
A) Gasoline 
B) Diesel 
C) Light gases 
D) Kerosene and jet fuel

Question 7

What is the oxidation number of Cl in KClO4?

Accepted Answer

A) -1 
B) +7 
C) 0 
D) -4 
A) -1 
B) +7 
C) 0 
D) -4

Question 8

What can the temperature of a typical building fire reach?

Accepted Answer

A) 1300 K 
B) 1300ºF 
C) 1300ºC 
D) None of the above 
A) 1300 K 
B) 1300ºF 
C) 1300ºC 
D) None of the above

Question 9

What requirements must be met for combustion in a bomb calorimeter?

Accepted Answer

A) Activation energy must be met 
B) Energy for a phase change and pyrolysis must be met 
C) Neither a or b 
D) Both a and b 
A) Activation energy must be met 
B) Energy for a phase change and pyrolysis must be met 
C) Neither a or b 
D) Both a and b

Question 10

What is the mass of a piece of concrete that starts at 90°C, is immersed in a calorimeter with 350 g of water at 26.0°C, and causes the water to rise to a temperature of 33.0°C?

Accepted Answer

A) 224.8 g 
B) 10,250.8 g 
C) 12,813.5 g 
D) 179.8 g 
A) 224.8 g 
B) 10,250.8 g 
C) 12,813.5 g 
D) 179.8 g

Question 11

In water, what is the oxidation state of oxygen?

Accepted Answer

A) -2 
B) +1 
C) 0 
D) +2 
A) -2 
B) +1 
C) 0 
D) +2

Question 12

How is specific heat defined?

Accepted Answer

A) The amount of heat needed to raise 1 mole of material 1ºF 
B) The amount of heat needed to raise 1 g of material 1ºF 
C) The amount of heat needed to raise 1 mole of material 1ºC 
D) The amount of heat needed to raise 1 g of material 1ºC 
A) The amount of heat needed to raise 1 mole of material 1ºF 
B) The amount of heat needed to raise 1 g of material 1ºF 
C) The amount of heat needed to raise 1 mole of material 1ºC 
D) The amount of heat needed to raise 1 g of material 1ºC

Question 13

When magnesium metal burns in oxygen, it forms magnesium oxide. What is the balanced chemical equation for this?

Accepted Answer

The answer of When magnesium metal burns in oxygen, it...

Question 14

Why is the presence of petroleum-based chemicals at a fire scene not automatically evidence of arson?

Accepted Answer

A) Because such materials can be introduced to the fire scene after the fire. 
B) Because not all petroleum-based products burn. 
C) Because so many household materials are plastics, and thus petroleum-based. 
D) It is actually automatic evidence of arson. 
A) Because such materials can be introduced to the fire scene after the fire. 
B) Because not all petroleum-based products burn. 
C) Because so many household materials are plastics, and thus petroleum-based. 
D) It is actually automatic evidence of arson.

Question 15

How many compounds does crude oil contain?

Accepted Answer

A) About fifty 
B) Hundreds 
C) Thousands 
D) Just one 
A) About fifty 
B) Hundreds 
C) Thousands 
D) Just one

Question 16

How could a sample of carpeting that was to be tested by gas chromatography for volatile components be "improperly stored"?

Accepted Answer

A) It was not kept moist. 
B) It was kept in a plastic bag. 
C) It was placed or stored near another object that also produced volatile compounds. 
D) It was not flash-frozen before being bagged. 
A) It was not kept moist. 
B) It was kept in a plastic bag. 
C) It was placed or stored near another object that also produced volatile compounds. 
D) It was not flash-frozen before being bagged.

Question 17

What did the prosecution claim Kenny Richey had stolen to start a fire?

Accepted Answer

A) Paint thinner 
B) Gasoline and paint thinner 
C) Kerosene and paint thinner 
D) Lighter fluid 
A) Paint thinner 
B) Gasoline and paint thinner 
C) Kerosene and paint thinner 
D) Lighter fluid

Question 18

What is the oxidation number of S in the compound H2S?

Accepted Answer

A) 0 
B) -1 
C) -2 
D) +2 
A) 0 
B) -1 
C) -2 
D) +2

Question 19

How are the carbon compounds in the gasoline phase of crude oil refinement referred to?

Accepted Answer

The answer of How are the carbon compounds in the...

Question 20

In what form does oxygen not have an oxidation number of -2?

Accepted Answer

A) In aqueous solution 
B) Under basic conditions 
C) Under acidic conditions 
D) As a free element 
A) In aqueous solution 
B) Under basic conditions 
C) Under acidic conditions 
D) As a free element

What besides gasoline and paint thinners are common accelerants?

How is temperature best defined?

What do all exothermic reactions produce?

What is another term for a smoke explosion?

Endothermic processes always give off heat at the completion of the reaction.

Which is the lightest fraction of crude oil refinement?

What is the oxidation number of Cl in KClO₄?

What can the temperature of a typical building fire reach?

What requirements must be met for combustion in a bomb calorimeter?

What is the mass of a piece of concrete that starts at 90°C, is immersed in a calorimeter with 350 g of water at 26.0°C, and causes the water to rise to a temperature of 33.0°C?

In water, what is the oxidation state of oxygen?

How is specific heat defined?

When magnesium metal burns in oxygen, it forms magnesium oxide. What is the balanced chemical equation for this?

Why is the presence of petroleum-based chemicals at a fire scene not automatically evidence of arson?

How many compounds does crude oil contain?

How could a sample of carpeting that was to be tested by gas chromatography for volatile components be "improperly stored"?

What did the prosecution claim Kenny Richey had stolen to start a fire?

What is the oxidation number of S in the compound H₂S?

How are the carbon compounds in the gasoline phase of crude oil refinement referred to?

In what form does oxygen not have an oxidation number of -2?

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 Explosions

Applications of Chemical Kinetics

Nuclear Chemistry: Energy, Medicine, Weapons, and Terrorism

Chemical Equilibrium

Introduction to Biochemistry

Filters

Exam 9: Chemistry of Fire and Heat

What besides gasoline and paint thinners are common accelerants?

How is temperature best defined?

What do all exothermic reactions produce?

What is another term for a smoke explosion?

Endothermic processes always give off heat at the completion of the reaction.

Which is the lightest fraction of crude oil refinement?

What is the oxidation number of Cl in KClO4?

What can the temperature of a typical building fire reach?

What requirements must be met for combustion in a bomb calorimeter?

What is the mass of a piece of concrete that starts at 90°C, is immersed in a calorimeter with 350 g of water at 26.0°C, and causes the water to rise to a temperature of 33.0°C?

In water, what is the oxidation state of oxygen?

How is specific heat defined?

When magnesium metal burns in oxygen, it forms magnesium oxide. What is the balanced chemical equation for this?

Why is the presence of petroleum-based chemicals at a fire scene not automatically evidence of arson?

How many compounds does crude oil contain?

How could a sample of carpeting that was to be tested by gas chromatography for volatile components be "improperly stored"?

What did the prosecution claim Kenny Richey had stolen to start a fire?

What is the oxidation number of S in the compound H2S?

How are the carbon compounds in the gasoline phase of crude oil refinement referred to?

In what form does oxygen not have an oxidation number of -2?

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 Explosions

Applications of Chemical Kinetics

Nuclear Chemistry: Energy, Medicine, Weapons, and Terrorism

Chemical Equilibrium

Introduction to Biochemistry

Filters

What is the oxidation number of Cl in KClO₄?

What is the oxidation number of S in the compound H₂S?