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- Chapter 1: Chemical Foundations
- 1: Discussion Questions (1)
- 1: Questions (2)
- 1: Significant Figures and Unit Conversion (7)
- 1: Temperature (1)
- 1: Density (7)
- 1: Classification and Separation of Matter (3)
- 1: Additional Exercises (2)
- 1: Challenge Problems (4)
- 1: Marathon Problem
- 1: WebAssign Answer Entry Tutorials (1)
- Chapter 2: Atoms, Molecules, and Ions
- 2: Discussion Questions (2)
- 2: Questions (3)
- 2: Development of the Atomic Theory (5)
- 2: The Nature of the Atom (17)
- 2: Nomenclature (10)
- 2: Additional Exercises (7)
- 2: Challenge Problems (1)
- Chapter 3: Stoichiometry
- 3: Discussion Questions (3)
- 3: Questions
- 3: Atomic Masses and the Mass Spectrometer (3)
- 3: Moles and Molar Masses (9)
- 3: Percent Composition (4)
- 3: Empirical and Molecular Formulas (7)
- 3: Balancing Chemical Equations (5)
- 3: Reaction Stoichiometry (4)
- 3: Limiting Reactants and Percent Yield (5)
- 3: Additional Exercises (7)
- 3: Challenge Problems (3)
- 3: Marathon Problem
- Chapter 4: Types of Chemical Reactions and Solution Stoichiometry
- 4: Discussion Questions (2)
- 4: Questions (1)
- 4: Aqueous Solutions: Strong and Weak Electrolytes (2)
- 4: Solution Concentration: Molarity (10)
- 4: Precipitation Reactions (9)
- 4: Acid-Base Reactions (6)
- 4: Oxidation-Reduction Reactions (7)
- 4: Additional Exercises (5)
- 4: Challenge Problems (6)
- 4: Marathon Problem
- Chapter 5: Gases
- 5: Discussion Questions (5)
- 5: Questions (2)
- 5: Pressure (5)
- 5: Gas Law (15)
- 5: Gas Density, Molar Mass, and Reaction Stoichiometry (9)
- 5: Partial Pressure (7)
- 5: Kinetic Molecular Theory and Real Gases (10)
- 5: Atmosphere Chemistry (3)
- 5: Additional Exercises (10)
- 5: Challenge Problems
- 5: Marathon Problem
- Chapter 6: Thermochemistry
- 6: Discussion Questions (1)
- 6: Questions (1)
- 6: Potential and Kinetic Energy (2)
- 6: Heat and Work (6)
- 6: Properties of Enthalpy (5)
- 6: Calorimetry and Heat Capacity (8)
- 6: Hess's Law (5)
- 6: Standard Enthalpies of Formation (7)
- 6: Energy Consumption and Sources (3)
- 6: Additional Exercises (7)
- 6: Challenge Problems (5)
- 6: Marathon Problem
- Chapter 7: Atomic Structure and Periodicity
- 7: Discussion Questions (1)
- 7: Questions (4)
- 7: Light and Matter (8)
- 7: Hydrogen Atom: The Bohr Model (4)
- 7: Quantum Mechanics, Quantum Numbers, and Orbitals (3)
- 7: Polyelectronic Atoms (10)
- 7: The Periodic Table and Periodic Properties (9)
- 7: Alkali Metals (3)
- 7: Additional Exercises (8)
- 7: Challenge Problems (2)
- 7: Marathon Problem
- Chapter 8: Bonding: General Concepts
- 8: Discussion Questions (1)
- 8: Questions
- 8: Chemical Bonds and Electronegativity (5)
- 8: Ions and Ionic Compounds (10)
- 8: Bond Energies (10)
- 8: Lewis Structures and Resonance (9)
- 8: Formal Charge
- 8: Molecular Structure and Polarity (11)
- 8: Additional Exercises (4)
- 8: Challenge Problems (3)
- 8: Marathon Problem
- Chapter 9: Covalent Bonding: Orbitals
- 9: Discussion Questions (1)
- 9: Questions
- 9: The Localized Electron Model and Hybrid Orbitals (11)
- 9: The Molecular Orbital Model (7)
- 9: Additional Exercises (4)
- 9: Challenge Problems (2)
- Chapter 10: Liquids and Solids
- 10: Discussion Questions
- 10: Questions (1)
- 10: Intermolecular Forces and Physical Properties (5)
- 10: Properties of Liquids (2)
- 10: Structures and Properties of Solids (15)
- 10: Phase Changes and Phase Diagrams (9)
- 10: Additional Exercises (5)
- 10: Challenge Problems
- 10: Marathon Problem
- Chapter 11: Properties of Solutions
- 11: Discussion Questions
- 11: Solution Review (3)
- 11: Questions (3)
- 11: Concentration of Solutions (2)
- 11: Energetics of Solutions and Solubility (3)
- 11: Vapor Pressures of Solutions (7)
- 11: Colligative Properties (5)
- 11: Properties of Electrolyte Solution (3)
- 11: Additional Exercises (4)
- 11: Challenge Problems (2)
- 11: Marathon Problem
- Chapter 12: Chemical Kinetics
- 12: Discussion Questions
- 12: Questions
- 12: Reaction Rates (3)
- 12: Rate Laws from Experimental Data: Initial Rates Method (3)
- 12: Integrated Rate Laws (10)
- 12: Reaction Mechanisms (1)
- 12: Temperature Dependence of Rate Constants and the Collision Model (5)
- 12: Catalysts (2)
- 12: Additional Exercises (3)
- 12: Challenge Problems (3)
- 12: Marathon Problem
- Chapter 13: Chemical Equilibrium
- 13: Discussion Questions
- 13: Questions
- 13: Characteristics of Chemical Equilibria (2)
- 13: The Equilibrium Constant (6)
- 13: Equilibrium Calculations (10)
- 13: Le Chatelier's Principle (4)
- 13: Additional Exercises (6)
- 13: Challenge Problems (3)
- 13: Marathon Problem
- Chapter 14: Acids and Bases
- 14: Discussion Questions
- 14: Questions
- 14: Nature of Acids and Bases (6)
- 14: Autoionization of Water and the pH Scale (3)
- 14: Solutions of Acids (8)
- 14: Solutions of Bases (6)
- 14: Polyprotic Acids (1)
- 14: Acid-Base Properties of Salts (6)
- 14: Relationships Between Structure and Strengths of Acids and Bases (1)
- 14: Lewis Acids and Bases (1)
- 14: Additional Exercises (2)
- 14: Challenge Problems
- 14: Marathon Problem
- Chapter 15: Applications of Aqueous Equilibria
- 15: Discussion Questions
- 15: Questions
- 15: Buffers (14)
- 15: Acid-Base Titrations (9)
- 15: Indicators (4)
- 15: Solubility Equilibria (12)
- 15: Complex Ion Equilibria (6)
- 15: Additional Exercises (2)
- 15: Challenge Problems (2)
- 15: Marathon Problem
- Chapter 16: Spontaneity, Entropy, and Free Energy
- 16: Discussion Questions
- 16: Questions
- 16: Spontaneity, Entropy, and the Second Law of Thermodynamics: Free Energy (5)
- 16: Chemical Reactions: Entropy Changes and Free Energy (15)
- 16: Free Energy: Pressure Dependence and Equilibrium (9)
- 16: Additional Exercises
- 16: Challenge Problems (2)
- 16: Marathon Problem
- Chapter 17: Electrochemistry
- 17: Discussion Questions
- 17: Questions
- 17: Galvanic Cells, Cell Potentials, Standard Reduction Potentials, and Free Energy (13)
- 17: The Nernst Equation (9)
- 17: Electrolysis (5)
- 17: Additional Exercises (5)
- 17: Challenge Problems (2)
- 17: Marathon Problem
- Chapter 18: The Nucleus: A Chemist's View
- 18: Questions
- 18: Radioactive Decay and Nuclear Transformations (4)
- 18: Kinetics of Radioactive Decay (7)
- 18: Energy Changes in Nuclear Reactions (5)
- 18: Detection, Uses, and Health Effects of Radiation (3)
- 18: Additional Exercises (2)
- 18: Challenge Problems (2)
- Chapter 19: The Representative Elements: Group 1A Through 4A
- 19: Questions
- 19: Group 1A Elements (4)
- 19: Group 2A Elements (4)
- 19: Group 3A Elements (3)
- 19: Group 4A Elements (5)
- 19: Additional Exercises (4)
- 19: Challenge Problems (5)
- 19: Marathon Problem
- Chapter 20: The Representative Elements: Group 5A Through 8A
- 20: Questions
- 20: Group 5A Elements (10)
- 20: Group 6A Elements (5)
- 20: Group 7A Elements (4)
- 20: Group 8A Elements (2)
- 20: Additional Exercises (2)
- 20: Challenge Problems (2)
- 20: Marathon Problem
- Chapter 21: Transition Metals and Coordination Chemistry
- 21: Discussion Questions
- 21: Questions (3)
- 21: Transition Metals and Coordination Compounds (16)
- 21: Bonding, Color, and Magnetism in Coordination Compounds (5)
- 21: Metallurgy (2)
- 21: Additional Exercises (3)
- 21: Challenge Problems (2)
- 21: Marathon Problem
- Chapter 22: Organic and Biological Molecules
- 22: Questions
- 22: Hydrocarbons (6)
- 22: Isomerism (2)
- 22: Functional Groups (4)
- 22: Reactions of Organic Compounds
- 22: Polymers
- 22: Natural Polymers
- 22: Additional Exercises
- 22: Challenge Problems
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
| Additional Exercise | |
| Challenge Problem | |
| Discussion Question | |
| Exercise | |
| Question |
Question Availability Color Key
| BLACK questions are available now |
| BOLD ORANGE questions are under development |
| Group | Quantity | Questions |
|---|---|---|
| Chapter 1: Chemical Foundations | ||
| 1.AE | 2 | 074 077 |
| 1.CP | 4 | 080 084 085 086 |
| 1.DQ | 1 | 010 |
| 1.E | 18 | 024 026 030 034 036 038 044 048 054 055 056 057 058 060 062 066 067 070 |
| 1.Q | 2 | 019 020 |
| 1.T | 1 | 001 |
| Chapter 2: Atoms, Molecules, and Ions | ||
| 2.AE | 7 | 075 076 077 078 080 081 082 |
| 2.CP | 1 | 087 |
| 2.DQ | 2 | 006 010 |
| 2.E | 32 | 026 027 028 029 030 031 032 034 035 038 040 042 044 046 048 049 050 051 055 056 057 058 059 060 062 063 064 065 066 068 070 072 |
| 2.Q | 3 | 016 018 022 |
| Chapter 3: Stoichiometry | ||
| 3.AE | 7 | 103 105 106 108 110 112 114 |
| 3.CP | 3 | 117 118 122 |
| 3.DQ | 3 | 004 007 009 |
| 3.E | 37 | 022 023 024 028 030 033 034 036 046 048 050 051 055 056 057 058 061 062 064 066 068 072 074 076 078 079 080 082 086 088 090 092 094 096 100 101 102 |
| Chapter 4: Types of Chemical Reactions and Solution Stoichiometry | ||
| 4.AE | 5 | 070 073 074 080 081 |
| 4.CP | 6 | 084 090 092 094 096 097 |
| 4.DQ | 2 | 005 007 |
| 4.E | 34 | 011 012 016 018 020 022 023 024 025 026 027 028 030 032 033 034 036 038 040 042 044 046 048 050 052 054 056 058 060 062 064 065 066 068 |
| 4.Q | 1 | 010 |
| Chapter 5: Gases | ||
| 5.AE | 10 | 095 097 098 099 102 103 104 106 107 109 |
| 5.DQ | 5 | 005 006 009 011 012 |
| 5.E | 50 | 024 025 026 027 029 030 031 032 033 034 035 036 038 040 041 043 044 045 046 047 048 049 050 053 054 056 057 058 059 060 063 064 065 066 067 070 071 073 074 075 076 078 080 082 084 085 086 087 088 090 |
| 5.Q | 2 | 016 020 |
| Chapter 6: Thermochemistry | ||
| 6.AE | 7 | 075 077 079 081 084 086 087 |
| 6.CP | 5 | 088 089 090 092 093 |
| 6.DQ | 1 | 003 |
| 6.E | 36 | 018 020 022 023 024 026 027 028 030 032 033 034 036 038 040 042 046 047 048 049 050 052 054 056 057 058 061 062 063 064 065 066 068 070 072 074 |
| 6.Q | 1 | 010 |
| Chapter 7: Atomic Structure and Periodicity | ||
| 7.AE | 8 | 111 114 118 120 121 122 123 125 |
| 7.CP | 2 | 128 130 |
| 7.DQ | 1 | 001 |
| 7.E | 37 | 040 042 043 045 046 047 048 050 052 055 056 057 062 063 064 067 068 070 072 073 074 078 081 082 084 086 088 089 090 094 096 098 100 102 104 106 110 |
| 7.Q | 4 | 020 028 030 038 |
| Chapter 8: Bonding: General Concepts | ||
| 8.AE | 5 | 099 100 104 104.alt 106 |
| 8.CP | 3 | 108 113 114 |
| 8.DQ | 1 | 010 |
| 8.E | 45 | 022 023 024 026 028 030 031 034 035 036 038 039 040 042 046 047 048 050 051 052 053 054 055 058 059 061 062 064 065 066 067 068 070 072 078 080 081 082 083 084 086 087 088 090 094 |
| Chapter 9: Covalent Bonding: Orbitals | ||
| 9.AE | 4 | 048 050 052 058 |
| 9.CP | 2 | 060 064 |
| 9.DQ | 1 | 004 |
| 9.E | 18 | 014 016 017 018 019 020 022 024 026 028 030 032 038 039 040 042 044 046 |
| Chapter 10: Liquids and Solids | ||
| 10.AE | 6 | 093 096 098 100 102 112 |
| 10.E | 31 | 035 036 037 038 040 041 044 046 048 050 052 058 059 060 064 066 068 070 071 072 073 074 078 080 082 084 086 087 088 089 090 |
| 10.Q | 1 | 024 |
| Chapter 11: Properties of Solutions | ||
| 11.AE | 4 | 077 082 083 084 |
| 11.CP | 2 | 088 090 |
| 11.E | 20 | 026 030 034 038 040 045 046 048 050 052 053 056 058 062 064 066 068 070 072 074 |
| 11.Q | 3 | 016 017 018 |
| 11.SR | 3 | 009 010 011 |
| Chapter 12: Chemical Kinetics | ||
| 12.AE | 5 | 066 068 069 072 076 |
| 12.CP | 3 | 071 074 074.alt |
| 12.E | 24 | 017 018 020 022 024 026 027 028 032 034 035 036 038 040 042 044 048 049 051 054 056 058 061 064 |
| Chapter 13: Chemical Equilibrium | ||
| 13.AE | 6 | 065 066 068 069 072 073 |
| 13.CP | 3 | 076 080 082 |
| 13.E | 23 | 017 018 022 024 026 028 030 034 036 040 042 044 045 046 048 049 050 056 058 060 062 064 070 |
| Chapter 14: Acids and Bases | ||
| 14.AE | 2 | 126 127 |
| 14.E | 34 | 030 032 033 034 036 038 040 042 044 048 050 052 054 056 064 066 068 072 080 084 086 090 092 096 100 102 104 106 108 110 114 120 132 142 |
| Chapter 15: Applications of Aqueous Equilibria | ||
| 15.AE | 2 | 110 112 |
| 15.CP | 2 | 126 127 |
| 15.E | 46 | 024 026 027 028 030 032 034 036 037 040 046 048 049 050 051 052 054 056 057 059 062 063 064 065 066 068 070 076 078 080 083 084 086 088 088.alt 090 092 094 096 098 100 102 104 105 106 115 |
| 15.XP | 1 | 036 |
| Chapter 16: Spontaneity, Entropy, and Free Energy | ||
| 16.CP | 2 | 079 080 |
| 16.E | 32 | 016 020 022 024 026 029 030 032 033 034 036 038 040 041 042 044 046 047 048 050 052 054 055 056 057 058 060 061 062 063 064 068 |
| Chapter 17: Electrochemistry | ||
| 17.AE | 5 | 091 092 094 103 104 |
| 17.CP | 2 | 107 108 |
| 17.E | 29 | 014 016 026 028 030 032 033 034 036 038 042 043 044 045 046 052 053 056 058 060 062 064 066 067 074 076 082 084 088 |
| 17.XP | 3 | 114 115 116 |
| Chapter 18: The Nucleus: A Chemist's View | ||
| 18 | 1 | 054 |
| 18.AE | 2 | 046 048 |
| 18.CP | 2 | 052 054 |
| 18.E | 19 | 011 012 014 018 019 022 024 025 026 028 029 032 034 035 036 038 039 043 044 |
| Chapter 19: The Representative Elements: Group 1A Through 4A | ||
| 19.AE | 4 | 054 055 056 058 |
| 19.CP | 5 | 062 063 064 065 066 |
| 19.DQ | 1 | 003 |
| 19.E | 18 | 014 015 016 018 021 028 029 030 032 034 036 039 042 043 044 047 049 051 |
| 19.Q | 1 | 014 |
| Chapter 20: The Representative Elements: Group 5A Through 8A | ||
| 20.AE | 2 | 051 052 |
| 20.CP | 2 | 056 058 |
| 20.DQ | 3 | 002 006 008 |
| 20.E | 23 | 012 013 017 018 020 021 022 023 025 026 029 030 031 032 033 036 037 038 040 041 042 049 050 |
| 20.Q | 1 | 012 |
| Chapter 21: Transition Metals and Coordination Chemistry | ||
| 21.AE | 3 | 058 059 060 |
| 21.CP | 2 | 068 074 |
| 21.DQ | 1 | 006 |
| 21.E | 23 | 019 020 021 022 024 025 026 027 029 030 031 032 033 034 039 041 048 049 050 051 054 055 056 |
| 21.P | 1 | 068 |
| 21.Q | 3 | 006 010 015 |
| Chapter 22: Organic and Biological Molecules | ||
| 22.E | 12 | 029 030 032 034 036 038 048 050 051 052 053 059 |
| Total | 842 | |
