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- Chapter 1: Chemistry: An Introduction
- 1.1: Chemistry: An Introduction (2)
- 1.2: What is Chemistry? (1)
- 1.3: Solving Problems Using A Scientific Approach (2)
- 1.4: The Scientific Method (3)
- 1.5: Learning Chemistry (2)
- 1: Extra Problems (3)
- Chapter 2: Measurements and Calculations
- 2.1: Scientific Notation (5)
- 2.2: Units (1)
- 2.3: Measurements of Length, Volume, and Mass (8)
- 2.4: Uncertainty in Measurement (3)
- 2.5: Significant Figures (10)
- 2.6: Problem Solving and Dimensional Analysis (7)
- 2.7: Temperature Conversions: An Approach to Problem Solving (6)
- 2.8: Density (28)
- 2: Extra Problems (7)
- Chapter 3: Matter
- 3.1: Matter (5)
- 3.2: Physical and Chemical Properties and Changes (4)
- 3.3: Elements and Compounds (2)
- 3.4: Mixtures and Pure Substances (4)
- 3.5: Separation of Mixtures (11)
- 3: Extra Problems (13)
- Chapter 4: Chemical Foundations: Elements, Atoms, and Ions
- 4.1: The Elements (2)
- 4.2: Symbols for the Elements (3)
- 4.3: Dalton's Atomic Theory
- 4.4: Formulas of Compounds (2)
- 4.5: The Structure of the Atom (1)
- 4.6: Introduction to the Modern Concept of Atomic Structure (1)
- 4.7: Isotopes (8)
- 4.8: Introduction to the Periodic Table (6)
- 4.9: Natural States of the Elements (4)
- 4.10: Ions (9)
- 4.11: Compounds That Contain Ions (19)
- 4: Extra Problems (2)
- Chapter 5: Nomenclature
- 5.1: Naming Compounds
- 5.2: Naming Binary Compounds That Contain a Metal and a Nonmetal (Types I and II) (3)
- 5.3: Naming Binary Compounds That Contain Only Nonmetals (Type III) (1)
- 5.4: Naming Binary Compounds: A Review (3)
- 5.5: Naming Compounds That Contain Polyatomic Ions (9)
- 5.6: Naming Acids (3)
- 5.7: Writing Formulas from names (35)
- 5: Extra Problems (1)
- Chapter 6: Chemical Reactions: An Introduction
- 6.1: Evidence for a Chemical Reaction (3)
- 6.2: Chemical Equations (14)
- 6.3: Balancing Chemical Equations (21)
- 6: Extra Problems (2)
- Chapter 7: Reaction in Aqueous Solutions
- 7.1: Predicting Whether a Reaction Will Occur
- 7.2: Reaction in Which a Solid Forms (13)
- 7.3: Describing Reaction in Aqueous Solutions (5)
- 7.4: Reactions That Form Water: Acids and Bases (5)
- 7.5: Reactions of Metals with Nonmetals(Oxidation-Reduction) (6)
- 7.6: Ways to Classify Reactions (1)
- 7.7: Other Ways to Classify Reactions (22)
- 7: Extra Problems (1)
- Chapter 8: Chemical Composition
- 8.1: Counting by Weighing (2)
- 8.2: Atomic Masses: Counting Atoms by Weighing (2)
- 8.3: The Mole (9)
- 8.4: Molar Mass (12)
- 8.5: Percent Composition of Compounds (5)
- 8.6: Formulas of Compounds (1)
- 8.7: Calculation of Empirical Formulas (11)
- 8.8: Calculation of Molecular Formulas (28)
- 8: Extra Problems (6)
- Chapter 9: Chemical Quantities
- 9.1: Information Given by Chemical Equations (3)
- 9.2: Mole-Mole Relationships (5)
- 9.3: Mass Calculations (14)
- 9.4: Calculations Involving a Limiting Reactant (8)
- 9.5: Percent Yield (19)
- 9: Extra Problems (4)
- Chapter 10: Energy
- 10.1: The Nature of Energy
- 10.2: Temperature and Heat
- 10.3: Exothermic and Endothermic Processes (1)
- 10.4: Thermodynamics
- 10.5: Measuring Energy Changes (15)
- 10.6: Thermochemistry (Enthalpy) (1)
- 10.7: Hess's Law (3)
- 10.8: Quality Versus Quantity of Energy
- 10.9: Energy and Our World
- 10.10: Energy as a Driving Force (8)
- Chapter 11: Modern Atomic Theory
- 11.1: Rutherford's Atom (1)
- 11.2: Electromagnetic Radiation (1)
- 11.3: Emission of Energy by Atoms (1)
- 11.4: The Energy Levels of Hydrogen (2)
- 11.5: The Bohr Model of the Atom (2)
- 11.6: the Wave Mechanical Model of the Atom (2)
- 11.7: The Hydrogen Orbitals (4)
- 11.8: The Wave Mechanical Model: Further Development (4)
- 11.9: Electron Arrangements in the First Eighteen Atoms on the Periodic Table (5)
- 11.10: Electron Configurations and the Periodic Table (5)
- 11.11: Atomic Properties and the Periodic Table (15)
- 11: Extra Problems (6)
- Chapter 12: Chemical Bonding
- 12.1: Types of Chemical Bonds
- 12.2: Electronegativity (5)
- 12.3: Bond Polarity and Dipole Moments (2)
- 12.4: Stable Electron Configurations and Charges on Ions (5)
- 12.5: Ionic Bonding and Structures of Ionic Compounds (4)
- 12.6: Lewis Structures (3)
- 12.7: Lewis Structures of Molecules with Multiple bonds
- 12.8: Molecular Structure
- 12.9: Molecular Structure: The VSEPR Model (14)
- 12.10: Molecular Structure: Molecules with Double Bonds
- Chapter 13: Gases
- 13.1: Pressure (4)
- 13.2: Pressure and Volume: Boyle's Law (5)
- 13.3: Volume and Temperature: Charles's Law (6)
- 13.4: Volume and Moles: Avogadro's Law (5)
- 13.5: The Ideal Gas Law (5)
- 13.6: Dalton's Law of Partials Pressures (5)
- 13.7: Laws and Models: A Review
- 13.8: The Kinetic Molecular Theory of Gases
- 13.9: The Implications of the Kinetic Molecular Theory
- 13.10: Gas Stoichiometry (14)
- 13: Extra Problems (9)
- Chapter 14: Liquids and Solids
- 14.1: Water and Its Phase Changes (1)
- 14.2: Energy Requirements for the Changes of State (8)
- 14.3: Intermolecular Forces (7)
- 14.4: Evaporation and Vapor Pressure (4)
- 14.5: The Solid State: Types of Solids (1)
- 14.6: Bonding in solids (21)
- 14: Extra Problems (3)
- Chapter 15: Solutions
- 15.1: Solubility (3)
- 15.2:Solution Composition: An Introduction (2)
- 15.3: Solution Composition: Mass Percent (4)
- 15.4: Solution Composition: Molarity (12)
- 15.5: Dilution (3)
- 15.6: Stoichiometry of Solution Reactions (3)
- 15.7: Neutralization Reactions (5)
- 15.8: Solution Composition: Normality (20)
- 15: Extra Problems (7)
- Chapter 16: Acids and Bases
- 16.1: Acids and Bases (3)
- 16.2: Acid Strength (6)
- 16.3: Water as an Acid and a Base (7)
- 16.4: The pH Scale (9)
- 16.5: Calculating the pH of Strong Acid Solutions (2)
- 16.6: Buffered Solutions 59-105] (13)
- 16: Extra Problems (5)
- Chapter 17: Equilibrium
- 17.1: How Chemical Reactions Occur
- 17.2: Conditions That Affect Reaction Rates (1)
- 17.3: The Equilibrium condition (2)
- 17.4: Chemical Equilibrium: A Dynamic Condition (1)
- 17.5: The Equilibrium constant: An Introduction (3)
- 17.6: Heterogeneous Equilibria (2)
- 17.7: Le Chatelier's Principle (3)
- 17.8: Applications Involving the Equilibrium Constant (6)
- 17.9: Solubility Equilibria (17)
- 17: Extra Problems (5)
- Chapter 18: Oxidation-Reduction Reactions and Electrochemistry
- 18.1: Oxidation-Reduction Reactions (3)
- 18.2: Oxidation States (4)
- 18.3: Oxidation-Reduction Reactions Between Nonmetals (3)
- 18.4: Balancing Oxidation-Reduction Reactions by the Half-Reaction Method (3)
- 18.5: Electrochemistry: An Introduction (2)
- 18.6:Batteries (1)
- 18.7: Corrosion (2)
- 18.8: Electrolysis (15)
- Chapter 19: Radioactivity and Nuclear Energy
- 19.1: Radioactive Decay (6)
- 19.2: Nuclear Transformations (2)
- 19.3: Detection of Radioactivity and the Concept of Half-life (6)
- 19.4: Dating by Radioactivity (2)
- 19.5: Medical Applications of Radioactivity (1)
- 19.6: Nuclear Energy (1)
- 19.7: Nuclear Fission (2)
- 19.8: Nuclear Reactors (2)
- 19.9: Nuclear Fusion (2)
- 19.10: Effects of Radiation (8)
- Chapter 20: Organic Chemistry
- 20.1: Carbon Bonding (3)
- 20.2: Alkanes (2)
- 20.3: Structural Formulas and Isomerism (1)
- 20.4: Naming Alkanes (3)
- 20.5: Petroleum (2)
- 20.6: Reactions of Alkanes (3)
- 20.7: Alkenes and Alkynes (2)
- 20.8: Aromatic Hydrocarbons (1)
- 20.9: Naming Aromatic Compounds (1)
- 20.10: Functional Groups
- 20.11: Alcohols (2)
- 20.12: Properties and Uses of Alcohols (2)
- 20.13:Aldehydes and Ketones (2)
- 20.14: Naming Aldehydes and Ketones (1)
- 20.15: Carboxylic Acids and Esters (2)
- 20.16: Polymers (16)
- 20: Extra Problems (1)
- Chapter 21: Biochemistry
- 21.1: Proteins (1)
- 21.2: Primary Structure of Proteins (1)
- 21.3: Secondary Structure of Proteins (2)
- 21.4: Tertiary Structure of Proteins (1)
- 21.5: Functions of Proteins (3)
- 21.6: Enzymes (2)
- 21.7: Carbohydrates (1)
- 21.8: Nucleic Acids (2)
- 21.9: Lipids (26)
- 21: Extra Problems (2)
Questions Available within WebAssign
Most questions from this textbook are available in WebAssign. The online questions are identical to the textbook questions except for minor wording changes necessary for Web use. Whenever possible, variables, numbers, or words have been randomized so that each student receives a unique version of the question. This list is updated nightly.
Question Group Key
| Problems | |
| Extra Problems |
Question Availability Color Key
| BLACK questions are available now |
| BOLD ORANGE questions are under development |
| Group | Quantity | Questions |
|---|---|---|
| Chapter 1: Chemistry: An Introduction | ||
| P | 10 | 001 003 005 007 008 011 012 013 015 016 |
| XP | 3 | 001 002 003 |
| Chapter 2: Measurements and Calculations | ||
| P | 68 | 001 005 007 011 013 017 019 020 022 025 027 029 030 031 033 035 036 037 038 039 041 049 050 051 053 055 056 059 060 061 062 063 065 069 071 075 077 079 081 082 084 086 091 093 097 098 099 105 107 108 109 111 113 115 124 129 133 135 139 143 147 148 149 151 152 153 157 158 |
| XP | 7 | 001 002 003 004 005 006 007 |
| Chapter 3: Matter | ||
| P | 26 | 001 003 006 007 009 011 013 017 018 021 023 029 030 031 032 037 039 040 041 043 045 047 049 051 055 056 |
| XP | 12 | 001 002 003 004 005 006 007 008 009 010 012 013 |
| Chapter 4: Chemical Foundations: Elements, Atoms, and Ions | ||
| P | 55 | 005 006 009 011 013 019.pad 020 022 026 031 032 034 035 037 039 042 042.pad 044 045 048 051 053 054 056 059 060 063 067 069 070 073 075 077 077.pad 078 078.pad 083 083.pad 084 084.pad 085 094 099 100 101 102 103 104 104.pad 105 106 106.pad 107 108 108.pad |
| XP | 2 | 001 001.pad |
| Chapter 5: Nomenclature | ||
| P | 54 | 009 013 015 017 019 020 021 023 025 027 027.pad 029 029.pad 031 033 035 037 039 040 041 041.pad 043 043.pad 045 047 047.pad 048 048.pad 049 050 051 053 055 057 059 061 063 065 067 069 071 073 075 077 079 081 083 084 085 087 089 091 092 093 |
| XP | 1 | 001 |
| Chapter 6: Chemical Reactions: An Introduction | ||
| P | 38 | 001 003 005 007 009 011 013 015 017 019 021 023 025 027 029 031 033 035 037 039 041 043 045 047 049 051 053 055 057 059 061 063 065 067 069 071 073 075 |
| XP | 2 | 001 002 |
| Chapter 7: Reaction in Aqueous Solutions | ||
| P | 52 | 003 004 006 007 009 011 013 015 016 017 019 021 022 023 025 026 027 029 031 033 035 037 039 041 044 045 047 049 050 053 055 057 059 063 064 065 067 069 071 073 075 076 077 079 081 083 085 087 088 089 091 093 |
| XP | 1 | 001 |
| Chapter 8: Chemical Composition | ||
| P | 70 | 001 002 005 007 009 011 013 014 017 019 020 021 023 025 027 029 031 033 034 035 037 039 040 041 042 043 045 047 049 051 055 057 059 061 063 065 067 068 070 071 072 073 075 076 078 079 081 083 085 087 089 091 093 095 097 098 099 101 103 105 107 109 111 113 115 117 119 121 123 125 |
| XP | 6 | 001 002 003 004 005 006 |
| Chapter 9: Chemical Quantities | ||
| P | 49 | 001 003 005 007 011 013 014 015 019 021 022 023 027 028 029 031 033 035 036 037 039 040 045 047 049 051 052 053 054 057 060 061 062 063 064 065 067 069 071 073 077 081 083 084 085 087 089 091 092 |
| XP | 4 | 001 002 003 004 |
| Chapter 10: Energy | ||
| P | 28 | 013 023 024 025 026 028 029 030 031 032 033 034 035 036 037 038 042 043 044 047 067 068 069 072 075 079 081 082 |
| XP | 1 | 001 |
| Chapter 11: Modern Atomic Theory | ||
| P | 42 | 001 003 009 011 015 021 023 025 027 029 031 033 035 037 039 041 043 045 047 049 051 055 059 061 062 063 065 079 081 082 085 087 093 095 098 099 100 106 107 113 115 118 |
| XP | 6 | 001 002 003 004 005 006 |
| Chapter 12: Chemical Bonding | ||
| P | 33 | 011 013 015 017 019 023 025 033 035 037 038 039 041 045 046 047 056.mrv 057 063 076 081 082 083 084 085 097 099 101 103 105 115 117 119 |
| Chapter 13: Gases | ||
| P | 44 | 007 008 009 011 016 017 019 021 023 028 029 031 033 035 037 040 041 042 043 044 049 050 055 057 061 066 067 068 069 071 085 087 091 092 093 101 111 115 123 129 131 135 143 145 |
| XP | 9 | 001 002 003 004 005 006 007 008 009 |
| Chapter 14: Liquids and Solids | ||
| P | 42 | 003 007 009 011 014 015 016 017 018 021 022 023 025 026 027 029 031 035 036 037 039 041 043 044 045 046 051 053 055 057 059 061 063 065 067 071 073 075 077 079 081 087 |
| XP | 3 | 001 002 003 |
| Chapter 15: Solutions | ||
| P | 52 | 003 005 007 009 011 019 020 023 025 034 035 039 040 041 042 043 044 045 046 047 049 055 060 061 063 065 066 069 071 072 073 074 079 080 081 082 083 085 086 087 091 095 097 103 109 111 113 117 119 123 127 133 |
| XP | 7 | 001 002 003 004 005 006 007 |
| Chapter 16: Acids and Bases | ||
| P | 40 | 004 011 013 017 018 020 022 025 026 028 030 031 032 033 035 036 039 043 045 047 049 050 051 052 053 057 058 060 063 069 083 087 091 093 095 096 097 100 101 103 |
| XP | 5 | 001 002 003 004 005 |
| Chapter 17: Equilibrium | ||
| P | 35 | 005 007 009 011 015 019 021 025 027 035 039 041 045 047 048 049 051 052 059 061 063 065 067 071 073 079 091 099 101 105 106 107 113 115 117 |
| XP | 5 | 001 002 003 004 005 |
| Chapter 18: Oxidation-Reduction Reactions and Electrochemistry | ||
| P | 33 | 003 004 005 013 015 020 021 027 029 031 041 043 045 051 053 055 057 059 061 063 065 071 075 077 079 085 089 091 093 097 099 101 103 |
| Chapter 19: Radioactivity and Nuclear Energy | ||
| P | 32 | 003 019 021 023 025 027 029 031 033 037 039 040 041 042 043 045 047 049 051 053 055 057 059 061 065 067 069 073 081 083 085 090 |
| Chapter 20: Organic Chemistry | ||
| P | 43 | 001 003 005 011 013 015 023 025 027 029 031 033 035 037 043 045 049 053 059 061 063 065 067 069 073 077 081 083 085 087 093 095 097 101 103 105 111 121 123 131 135 137 139 |
| XP | 1 | 001 |
| Chapter 21: Biochemistry | ||
| P | 39 | 003 007 013 015 017 019 021 023 025 027 033 037 043 053 055 057 059 061 063 065 067 069 073 075 077 079 081 083 085 087 089 091 093 095 097 099 101 103 105 |
| XP | 2 | 001 002 |
| Total | 962 | |


