Chemistry: The Science in Context 5th edition

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Thomas R. Gilbert, Rein V. Kirss, Natalie Foster, Stacey Lowery Bretz and Geoffrey Davies
Publisher: W. W. Norton


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  • Chapter T: WebAssign Answer Templates and Tutorials
    • T: WebAssign Answer Templates and Tutorials (3)

  • Chapter 1: Particles of Matter: Measurement and the Tools of Science
    • 1.1: How and Why
    • 1.2: Macroscopic and Particulate Views of Matter
    • 1.3: Mixtures and How to Separate Them
    • 1.4: A Framework for Solving Problems
    • 1.5: Properties of Matter
    • 1.6: States of Matter (1)
    • 1.7: The Scientific Method: Starting Off with a Bang
    • 1.8: SI Units
    • 1.9: Unit Conversions and Dimensional Analysis (9)
    • 1.10: Evaluating and Expressing Experimental Results (4)
    • 1.11: Testing a Theory: The Big Bang Revisited (7)
    • 1: Visual Problems (2)
    • 1: Additional Problems (4)
    • 1: Extra Problems (24)

  • Chapter 2: Atoms, Ions, and Molecules: Matter Starts Here
    • 2.1: Atoms in Baby Teeth
    • 2.2: The Rutherford Model
    • 2.3: Isotopes
    • 2.4: Average Atomic Mass (6)
    • 2.5: The Periodic Table of the Elements (3)
    • 2.6: Trends in Compound Formation (2)
    • 2.7: Naming Compounds and Writing Formulas (13)
    • 2.8: Organic Compounds: A First Look
    • 2.9: Nucleosynthesis: The Origin of the Elements (1)
    • 2: Visual Problems
    • 2: Additional Problems (4)
    • 2: Extra Problems (19)

  • Chapter 3: Stoichiometry: Mass, Formulas, and Reactions
    • 3.1: Air, Life, and Molecules
    • 3.2: The Mole (18)
    • 3.3: Writing Balanced Chemical Equations (2)
    • 3.4: Combustion Reactions
    • 3.5: Stoichiometric Calculations and the Carbon Cycle (7)
    • 3.6: Determining Empirical Formulas from Percent Composition
    • 3.7: Comparing Empirical and Molecular Formulas (3)
    • 3.8: Combustion Analysis (2)
    • 3.9: Limiting Reactants and Perfect Yield (6)
    • 3: Visual Problems
    • 3: Additional Problems (1)
    • 3: Extra Problems (22)

  • Chapter 4: Reactions in Solution: Aqueous Chemistry in Nature
    • 4.1: Ions and Molecules in Oceans and Cells
    • 4.2: Quantifying Particles in Solution (12)
    • 4.3: Dilutions (1)
    • 4.4: Electrolytes and Nonelectrolytes (4)
    • 4.5: Acid–Base Reactions: Proton Transfer (2)
    • 4.6: Titrations (4)
    • 4.7: Precipitation Reactions (7)
    • 4.8: Ion Exchange
    • 4.9: Oxidation–Reduction Reactions: Electron Transfer (6)
    • 4: Visual Problems
    • 4: Additional Problems
    • 4: Extra Problems (20)

  • Chapter 5: Thermochemistry: Energy Changes in Reactions
    • 5.1: Sunlight Unwinding
    • 5.2: Forms of Energy
    • 5.3: Systems, Surroundings, and Energy Transfer (8)
    • 5.4: Enthalpy and Enthalpy Changes (3)
    • 5.5: Heating Curves, Molar Heat Capacity, and Specific Heat (7)
    • 5.6: Calorimetry: Measuring Heat Capacity and Enthalpies of Reaction (4)
    • 5.7: Hess's Law
    • 5.8: Standard Enthalpies of Formation and Reaction (6)
    • 5.9: Fuels, Fuel Values, and Food Values (2)
    • 5: Visual Problems (1)
    • 5: Additional Problems (13)
    • 5: Extra Problems (24)

  • Chapter 6: Properties of Gases: The Air We Breathe
    • 6.1: Air: An Invisible Necessity
    • 6.2: Atmospheric Pressure and Collisions (4)
    • 6.3: The Gas Laws (8)
    • 6.4: The Ideal Gas Law
    • 6.5: Gases in Chemical Reactions (10)
    • 6.6: Gas Density (2)
    • 6.7: Dalton's Law and Mixtures of Gases (3)
    • 6.8: The Kinetic Molecular Theory of Gases (5)
    • 6.9: Real Gases (4)
    • 6: Visual Problems
    • 6: Additional Problems (8)
    • 6: Extra Problems (29)

  • Chapter 7: A Quantum Model of Atoms: Waves, Particles, and Periodic Properties
    • 7.1: Rainbows of Light
    • 7.2: Waves of Energy (3)
    • 7.3: Particles of Energy and Quantum Theory (7)
    • 7.4: The Hydrogen Spectrum and the Bohr Model (5)
    • 7.5: Electron Waves (4)
    • 7.6: Quantum Numbers and Electron Spin
    • 7.7: The Sizes and Shapes of Atomic Orbitals (4)
    • 7.8: The Periodic Table and Filling the Orbitals of Multielectron Atoms
    • 7.9: Electron Configurations of Ions (10)
    • 7.10: The Sizes of Atoms and Ions (1)
    • 7.11: Ionization Energies
    • 7.12: Electron Affinities
    • 7: Visual Problems (3)
    • 7: Additional Problems (2)
    • 7: Extra Problems (8)

  • Chapter 8: Chemical Bonds: What Makes a Gas a Greenhouse Gas?
    • 8.1: Types of Chemical Bonds and the Greenhouse Effect
    • 8.2: Lewis Structures (6)
    • 8.3: Polar Covalent Bonds (3)
    • 8.4: Resonance (2)
    • 8.5: Formal Charge: Choosing among Lewis Structures (3)
    • 8.6: Exceptions to the Octet Rule (3)
    • 8.7: The Lengths and Strengths of Covalent Bonds (3)
    • 8: Visual Problems
    • 8: Additional Problems (4)
    • 8: Extra Problems (19)

  • Chapter 9: Molecular Geometry: Shape Determines Function
    • 9.1: Biological Activity and Molecular Shape
    • 9.2: Valence-Shell Electron-Pair Repulsion (VSEPR) Theory (8)
    • 9.3: Polar Bonds and Polar Molecules (4)
    • 9.4: Valence Bond Theory (2)
    • 9.5: Shape and Interactions with Large Molecules
    • 9.6: Chirality and Molecular Recognition (1)
    • 9.7: Molecular Orbital Theory (8)
    • 9: Visual Problems
    • 9: Additional Problems (9)
    • 9: Extra Problems (21)

  • Chapter 10: Intermolecular Forces: The Uniqueness of Water
    • 10.1: Intramolecular Forces versus Intermolecular Forces
    • 10.2: Dispersion Forces (2)
    • 10.3: Interactions among Polar Molecules (4)
    • 10.4: Polarity and Solubility (2)
    • 10.5: Solubility of Gases in Water (3)
    • 10.6: Vapor Pressure of Pure Liquids (2)
    • 10.7: Phase Diagrams: Intermolecular Forces at Work (8)
    • 10.8: Some Remarkable Properties of Water (2)
    • 10: Visual Problems
    • 10: Additional Problems (1)
    • 10: Extra Problems (6)

  • Chapter 11: Solutions: Properties and Behavior
    • 11.1: Interactions between Ions (1)
    • 11.2: Energy Changes during Formation and Dissolution of Ionic Compounds (2)
    • 11.3: Vapor Pressure of Solutions (1)
    • 11.4: Mixtures of Volatile Solutes (2)
    • 11.5: Colligative Properties of Solutions (8)
    • 11.6: Measuring the Molar Mass of a Solute by Using Colligative Properties (1)
    • 11: Visual Problems
    • 11: Additional Problems (2)
    • 11: Extra Problems (2)

  • Chapter 12: Solids: Crystals, Alloys, and Polymers
    • 12.1: The Solid State
    • 12.2: Structures of Metals (7)
    • 12.3: Alloys and Medicine (2)
    • 12.4: Ionic Solids and Salt Crystals (4)
    • 12.5: Allotropes of Carbon (1)
    • 12.6: Polymers (1)
    • 12: Visual Problems (4)
    • 12: Additional Problems (3)
    • 12: Extra Problems (20)

  • Chapter 13: Chemical Kinetics: Reactions in the Atmosphere
    • 13.1: Cars, Trucks, and Air Quality
    • 13.2: Reaction Rates (4)
    • 13.3: Effect of Concentration on Reaction Rate (15)
    • 13.4: Reaction Rates, Temperature, and the Arrhenius Equation (3)
    • 13.5: Reaction Mechanisms (2)
    • 13.6: Catalysts (1)
    • 13: Visual Problems (2)
    • 13: Additional Problems (2)
    • 13: Extra Problems (11)

  • Chapter 14: Chemical Equilibrium: How Much Product Does a Reaction Really Make?
    • 14.1: The Dynamics of Chemical Equilibrium
    • 14.2: The Equilibrium Constant
    • 14.3: Relationships between Kc and Kp Values (6)
    • 14.4: Manipulating Equilibrium Constant Expressions (3)
    • 14.5: Equilibrium Constants and Reaction Quotients (1)
    • 14.6: Heterogeneous Equilibria
    • 14.7: Le Châtelier's Principle (2)
    • 14.8: Calculations Based on K (12)
    • 14: Visual Problems
    • 14: Additional Problems
    • 14: Extra Problems (14)

  • Chapter 15: Acid–Base Equilibria: Proton Transfer in Biological Systems
    • 15.1: Acids and Bases: A Balancing Act
    • 15.2: Strong and Weak Acids and Bases
    • 15.3: pH and the Autoionization of Water (1)
    • 15.4: Ka, Kb, and the Ionization of Weak Acids and Bases
    • 15.5: Calculating the pH of Acidic and Basic Solutions
    • 15.6: Polyprotic Acids (5)
    • 15.7: Acid Strength and Molecular Structure (1)
    • 15.8: Acidic and Basic Salts (3)
    • 15: Visual Problems
    • 15: Additional Problems (3)
    • 15: Extra Problems (22)

  • Chapter 16: Additional Aqueous Equilibria: Chemistry and the Oceans
    • 16.1: Ocean Acidification: Equilibrium under Stress
    • 16.2: The Common-Ion Effect
    • 16.3: pH Buffers (1)
    • 16.4: Indicators and Acid–Base Titrations
    • 16.5: Lewis Acids and Bases (3)
    • 16.6: Formation of Complex Ions (2)
    • 16.7: Hydrated Metal Ions as Acids (4)
    • 16.8: Solubility Equilibria (5)
    • 16: Visual Problems
    • 16: Additional Problems
    • 16: Extra Problems (9)

  • Chapter 17: Thermodynamics: Spontaneous and Nonspontaneous Reactions and Processes
    • 17.1: Spontaneous Processes
    • 17.2: Thermodynamic Entropy (4)
    • 17.3: Absolute Entropy and the Third Law of Thermodynamics (1)
    • 17.4: Calculating Entropy Changes
    • 17.5: Free Energy (3)
    • 17.6: Temperature and Spontaneity (1)
    • 17.7: Free Energy and Chemical Equilibrium
    • 17.8: Influence of Temperature on Equilibrium Constants (1)
    • 17.9: Driving the Human Engine: Coupled Reactions
    • 17.10: Microstates: A Quantized View of Entropy
    • 17: Visual Problems (2)
    • 17: Additional Problems (7)
    • 17: Extra Problems (20)

  • Chapter 18: Electrochemistry: The Quest for Clean Energy
    • 18.1: Running on Electrons: Redox Chemistry Revisited
    • 18.2: Voltaic and Electrolytic Cells (2)
    • 18.3: Standard Potentials (7)
    • 18.4: Chemical Energy and Electrical Work (2)
    • 18.5: A Reference Point: The Standard Hydrogen Electrode
    • 18.6: The Effect of Concentration on Ecell (4)
    • 18.7: Relating Battery Capacity to Quantities of Reactants (2)
    • 18.8: Corrosion: Unwanted Electrochemical Reactions
    • 18.9: Electrolytic Cells and Rechargeable Batteries (6)
    • 18.10: Fuel Cells
    • 18: Visual Problems (2)
    • 18: Additional Problems (4)
    • 18: Extra Problems (15)

  • Chapter 19: Nuclear Chemistry: Applications to Energy and Medicine
    • 19.1: Energy and Nuclear Stability (2)
    • 19.2: Unstable Nuclei and Radioactive Decay (1)
    • 19.3: Measuring Radioactivity
    • 19.4: Rates of Radioactive Decay (1)
    • 19.5: Radiometric Dating (3)
    • 19.6: Biological Effects of Radioactivity (2)
    • 19.7: Medical Applications of Radionuclides (8)
    • 19.8: Nuclear Fission (2)
    • 19.9: Nuclear Fusion and the Quest for Clean Energy (1)
    • 19: Visual Problems
    • 19: Additional Problems (2)
    • 19: Extra Problems (19)

  • Chapter 20: Organic and Biological Molecules: The Compounds of Life
    • 20.1: Molecular Structure and Functional Groups
    • 20.2: Organic Molecules, Isomers, and Chirality (4)
    • 20.3: The Composition of Proteins (1)
    • 20.4: Protein Structure and Function (2)
    • 20.5: Carbohydrates
    • 20.6: Lipids (1)
    • 20.7: Nucleotides and Nucleic Acids (1)
    • 20.8: From Biomolecules to Living Cells
    • 20: Visual Problems (2)
    • 20: Additional Problems (1)
    • 20: Extra Problems (30)

  • Chapter 21: The Main Group Elements: Life and the Periodic Table
    • 21.1: Main Group Elements and Human Health (3)
    • 21.2: Periodic and Chemical Properties of Main Group Elements
    • 21.3: Major Essential Elements (4)
    • 21.4: Trace and Ultratrace Essential Elements
    • 21.5: Nonessential Elements (5)
    • 21.6: Elements for Diagnosis and Therapy (2)
    • 21: Visual Problems (4)
    • 21: Additional Problems
    • 21: Extra Problems (6)

  • Chapter 22: Transition Metals: Biological and Medical Applications
    • 22.1: Transition Metals in Biology: Complex Ions (1)
    • 22.2: Naming Complex Ions and Coordination Compounds (3)
    • 22.3: Polydentate Ligands and Chelation
    • 22.4: Crystal Field Theory (1)
    • 22.5: Magnetism and Spin States (2)
    • 22.6: Isomerism in Coordination Compounds (1)
    • 22.7: Coordination Compounds in Biochemistry
    • 22.8: Coordination Compounds in Medicine (3)
    • 22: Visual Problems (3)
    • 22: Additional Problems (2)
    • 22: Extra Problems (10)


Chemistry: The Science in Context, fifth edition, by Gilbert, Kirss, Foster, Bretz, and Davies supports all kinds of learners, regardless of how they use the book, by helping them connect chemistry to their world, see that world from a molecular point of view, and become expert problem solvers. WebAssign provides immediate student feedback for end-of-chapter questions straight from the textbook.

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Group Quantity Questions
Chapter T: WebAssign Answer Templates and Tutorials
T.T 3 001 002 003
Chapter 1: Particles of Matter: Measurement and the Tools of Science
1.P 27 002 004 016 043 044 051 053 054 055 056 059 060 069 070 071 072 078 080 082 084 085 086 088 089 092 097 098
1.XP 24 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024
Chapter 2: Atoms, Ions, and Molecules: Matter Starts Here
2.P 29 019 020 022 027 029 030 036 037 038 053 056 067-068 069 070 073 075 076 077 078 084 089 090 091 092 102 111 118 120 122
2.XP 19 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019
Chapter 3: Stoichiometry: Mass, Formulas, and Reactions
3.P 39 019 020 021 022 026 027 028 031 032 034 036 037 038 039 040 041 042 044 054 058 062 063 064 065 066 069 070 080 086 090 100 102 110 113 114 115 116 118 139
3.XP 22 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022
Chapter 4: Reactions in Solution: Aqueous Chemistry in Nature
4.P 36 013 015 016 017 018 019 020 021 022 024 027 028 034 043 045 046 048 058 062 065 066 067 068 076 077 079 080 081 082 083 093 095 100 102 106 108
4.XP 20 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020
Chapter 5: Thermochemistry: Energy Changes in Reactions
5.P 44 007 015 019 020 023 024 025 027 028 032 038 040 042 047 048 051 053 055 056 065 066 067 068 083 084 087 088 090 093 101 102 111 113 114 115 116 117 119 122 127 128 132 133 140
5.XP 24 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024
Chapter 6: Properties of Gases: The Air We Breathe
6.P 44 033 034 035 036 051 052 057 058 063 064 069 070 072 074 075 077 078 079 081 082 085 086 092 094 099 114 115 126 128 132 138 140 142 146 147 148 157 159 162 163 165 166 167 179
6.XP 29 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029
Chapter 7: A Quantum Model of Atoms: Waves, Particles, and Periodic Properties
7.P 39 002b 003 004b 025 028 030 033 038 039 040 041 043 044 050 056 058 059 060 065 066 068 071 076 080 083 084 092 094 096 097 098 099 100 102 106 108 116 134 138
7.XP 8 001 002 003 004 005 006 007 008
Chapter 8: Chemical Bonds: What Makes a Gas a Greenhouse Gas?
8.P 24 032 035 036 038 039 046 048 057 058 070 075 082 085 086 100 102 108 128 132 134 140 144 154 166
8.XP 19 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019
Chapter 9: Molecular Geometry: Shape Determines Function
9.P 32 022 025 026 029 030 031 032 038 042 046 047 048 057 064 086 102 104 105 106 110 111 112 114 115 123 125 127 131 133 135 139 143
9.XP 21 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021
Chapter 10: Intermolecular Forces: The Uniqueness of Water
10.P 24 009 014 020 022 031 032 042 045 058 059 060 067 070a 075 078 084 085 087 088 089 090 095 101 112
10.XP 6 001 002 003 004 005 006
Chapter 11: Solutions: Properties and Behavior
11.P 17 014 022 026 036 043 046 063 066 067 068 070 072 078 085 094 098 100
11.XP 2 001 007
Chapter 12: Solids: Crystals, Alloys, and Polymers
12.P 22 004 012 013 014 020 023 024 025 026 027 028 036 044 062 064 068 070 075 085 090 096 103
12.XP 20 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020
Chapter 13: Chemical Kinetics: Reactions in the Atmosphere
13.P 29 002 008 034 036 038 040 048 050 052 054 056 058 060 062 064 066 071 072 073 074 076 086 088 090 098 100 116 126 129
13.XP 11 001 002 003 004 005 006 007 008 009 010 011
Chapter 14: Chemical Equilibrium: How Much Product Does a Reaction Really Make?
14.P 24 022 023 027 028 030 032 038 041 042 048 068 069 075 077 078 080 081 083 084 085 088 089 091 092
14.XP 14 001 002 003 004 005 006 007 008 009 010 011 012 013 014
Chapter 15: Acid–Base Equilibria: Proton Transfer in Biological Systems
15.P 13 038 067 068 069 071 072 075 080 085 086 092 097 099
15.XP 22 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023
Chapter 16: Additional Aqueous Equilibria: Chemistry and the Oceans
16.P 15 032 060 062 064 070 071 081 082 083 084 090 098 100 103 104
16.XP 9 001 002 003 004 005 006 007 008 009
Chapter 17: Thermodynamics: Spontaneous and Nonspontaneous Reactions and Processes
17.P 19 002 007 011 012 014 018 025 040 042 044 058 073 088 089 093 095 096 099 101
17.XP 20 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020
Chapter 18: Electrochemistry: The Quest for Clean Energy
18.P 29 003 005 023 024 030 031 032 036 037 038 041 046 048 056 058 059 062 066 068 078 079 081 082 083 084 091 092 095 099
18.XP 15 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015
Chapter 19: Nuclear Chemistry: Applications to Energy and Medicine
19.P 22 014 016 024 033 040 046 048 053 054 061 062 064 065 066 067 068 070 074 075 082 088 096
19.XP 19 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019
Chapter 20: Organic and Biological Molecules: The Compounds of Life
20.P 12 001 006 012 018 020 024 036 041 044 070 078 086
20.XP 30 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030
Chapter 21: The Main Group Elements: Life and the Periodic Table
21.P 18 002 004 006 008 015 016 017 044 046 048 050 058 059 060 062 066 077 080
21.XP 6 001 002 003 004 005 006
Chapter 22: Transition Metals: Biological and Medical Applications
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22.XP 10 001 002 003 004 005 006 007 008 009 010
Total 947