Introductory Chemistry: A Foundation 6th edition

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Steven S. Zumdahl and Donald J. De Coste
Publisher: Cengage Learning

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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)
    • 1: WebAssign Answer Entry Tutorials

  • 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)
    • 2: WebAssign Answer Entry Tutorials (1)

  • 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 (12)
    • 3: WebAssign Answer Entry Tutorials

  • 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)
    • 4: WebAssign Answer Entry Tutorials (1)

  • 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)
    • 5: WebAssign Answer Entry Tutorials

  • 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)
    • 6: WebAssign Answer Entry Tutorials

  • 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)
    • 7: WebAssign Answer Entry Tutorials

  • 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)
    • 8: WebAssign Answer Entry Tutorials

  • 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)
    • 9: WebAssign Answer Entry Tutorials

  • 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)
    • 10: Extra Problems (1)
    • 10: WebAssign Answer Entry Tutorials

  • 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)
    • 11: WebAssign Answer Entry Tutorials

  • 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
    • 12: Extra Problems
    • 12: WebAssign Answer Entry Tutorials (2)

  • 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)
    • 13: WebAssign Answer Entry Tutorials

  • 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)
    • 14: WebAssign Answer Entry Tutorials

  • 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)
    • 15: WebAssign Answer Entry Tutorials

  • 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)
    • 16: WebAssign Answer Entry Tutorials

  • 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)
    • 17: WebAssign Answer Entry Tutorials

  • 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)
    • 18: Extra Problems
    • 18: WebAssign Answer Entry Tutorials

  • 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)
    • 19: Extra Problems
    • 19: WebAssign Answer Entry Tutorials

  • 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)
    • 20: WebAssign Answer Entry Tutorials

  • 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)
    • 21: WebAssign Answer Entry Tutorials

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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.

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P - Problems
XP - Extra Problems


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Group Quantity Questions
Chapter 1: Chemistry: An Introduction
1.P 10 001 003 005 007 008 011 012 013 015 016
1.XP 3 001 002 003
Chapter 2: Measurements and Calculations
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2.T 1 001
2.XP 7 001 002 003 004 005 006 007
Chapter 3: Matter
3.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
3.XP 12 001 002 003 004 005 006 007 008 009 010 012 013
Chapter 4: Chemical Foundations: Elements, Atoms, and Ions
4.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
4.T 1 001
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Chapter 5: Nomenclature
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5.XP 1 001
Chapter 6: Chemical Reactions: An Introduction
6.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
6.XP 2 001 002
Chapter 7: Reaction in Aqueous Solutions
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Chapter 8: Chemical Composition
8.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
8.XP 6 001 002 003 004 005 006
Chapter 9: Chemical Quantities
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Chapter 10: Energy
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10.XP 1 001
Chapter 11: Modern Atomic Theory
11.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
11.XP 6 001 002 003 004 005 006
Chapter 12: Chemical Bonding
12.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
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Chapter 13: Gases
13.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
13.XP 9 001 002 003 004 005 006 007 008 009
Chapter 14: Liquids and Solids
14.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
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Chapter 15: Solutions
15.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
15.XP 7 001 002 003 004 005 006 007
Chapter 16: Acids and Bases
16.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
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Chapter 17: Equilibrium
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17.XP 5 001 002 003 004 005
Chapter 18: Oxidation-Reduction Reactions and Electrochemistry
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Chapter 19: Radioactivity and Nuclear Energy
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Chapter 20: Organic Chemistry
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20.XP 1 001
Chapter 21: Biochemistry
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Total 966