Chemistry for Changing Times 11th edition

Textbook Cover

John W. Hill and Doris K. Kolb
Publisher: Pearson Education


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  • Chapter 1: Chemistry: A Science for All Seasons
    • 1: Review Questions
    • 1: Risk-Benefit Analysis
    • 1: Matter (1)
    • 1: Mass and Weight
    • 1: Length, Area, and Volume
    • 1: Physical and Chemical Properties and Change (1)
    • 1: Substances and Mixtures (1)
    • 1: Elements and Compounds (1)
    • 1: The Metric System: Measurement and Unit Conversion (1)
    • 1: Density
    • 1: Energy: Heat and Temperature
    • 1: Additional Problems (1)
    • WebAssign Answer Entry Tutorials (1)

  • Chapter 2: Atoms: Are They for Real
    • 2: Review Questions
    • 2: Conservation of Mass (2)
    • 2: Definite Proportions (2)
    • 2: Multiple Proportions
    • 2: Dalton's Atomic Theory (1)
    • 2: Chemical Compounds
    • 2: Additional Problems (1)
    • WebAssign Answer Entry Tutorials

  • Chapter 3: Atomic Structure: Images of the Invisible
    • 3: Review Questions (2)
    • 3: Nuclear Symbols and Isotopes (3)
    • 3: The Bohr Model
    • 3: Quantum Mechanical Notation for Electron Structure (5)
    • 3: Electron Structure and the Periodic Table (2)
    • 3: Additional Problems (1)
    • WebAssign Answer Entry Tutorials (1)

  • Chapter 4: Nuclear Chemistry: The Heart of Matter
    • 4: Review Questions
    • 4: Nuclear Equations (3)
    • 4: Half-Life (2)
    • 4: Radioisotopic Dating (1)
    • 4: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 5: Chemical Bonds: The Ties That Bind
    • 5: Review Questions
    • 5: Lewis Symbols for Elements
    • 5: Lewis Structures for Ions
    • 5: Lewis Symbols and Ionic Compound Formation
    • 5: Lewis Structures for Ions and Ionic Compounds
    • 5: Names and Symbols for Simple Ions (1)
    • 5: Names and Formulas for Binary Ionic Compounds (1)
    • 5: Names and Formulas for Polyatomic Ions
    • 5: Names and Formulas for Ionic Compounds with Polyatomic Ions (2)
    • 5: Molecules: Covalent Bonds
    • 5: Names and Formulas for Covalent Compounds (2)
    • 5: Lewis Formulas for Covalent Compuonds
    • 5: Electronegativity: Polar Covalent Bonds
    • 5: Classifying Bonds
    • 5: Intermolecular Forces (1)
    • 5: VSEPR Theory: The Shapes of Molecules (1)
    • 5: Polar and Nonpolar Molecules
    • 5: Molecules That Are Exceptions to the Octet Rule
    • 5: Solutions
    • 5: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 6: Chemical Accounting: Mass and Volume Relationships
    • 6: Review Questions
    • 6: Interpreting Formula Units (1)
    • 6: Interpreting Chemical Equations
    • 6: Balancing Chemical Equations (1)
    • 6: Molar Volume and Volume Relationships in Chemical Equations (1)
    • 6: Molar Volume and Gas Densities (1)
    • 6: Avogadro's Number
    • 6: Formulas Masses and Molar Masses (2)
    • 6: Mole and Mass Relationships in Chemical Equations (2)
    • 6: Boyle's Law (1)
    • 6: Charles's Law (1)
    • 6: The Ideal Gas Law (1)
    • 6: Molarity of Solutions (3)
    • 6: Percent Concentrations of Solutions
    • 6: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 7: Acids and Bases: Please Pass the Proteins
    • 7: Review Questions
    • 7: Acids and Bases: The Arrhenius Theory
    • 7: Acids and Bases: The Bronsted-Lowry Acid-Base Theory (2)
    • 7: Acids ad Bases: Names and Formulas
    • 7: Acidic and Basic Anhydrides (2)
    • 7: Strong and Weak Acids and Bases (2)
    • 7: Ionization of Acids and Bases (1)
    • 7: Neutralization (3)
    • 7: The pH Scale (3)
    • 7: Antacids
    • 7: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 8: Oxidation and Reduction: Burn and Unburn
    • 8: Review Questions
    • 8: Recognizing Oxidation and Reduction (1)
    • 8: Oxidizing Agents and Reducing Agents (2)
    • 8: Half-Reactions (2)
    • 8: Oxidation and Reduction: Chemical Reactions (5)
    • 8: Combination with Oxygen (1)
    • 8: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 9: Organic Chemistry: The Infinite Variety of Carbon Compounds
    • 9: Review Questions
    • 9: Organic and Inorganic (1)
    • 9: Names and Formulas of Hydrocarbons (1)
    • 9: Names and Formulas: Alcohols and Phenols (1)
    • 9: Names and Formulas: Ethers
    • 9: Names and Formulas: Aldehydes and Ketones (1)
    • 9: Names and Formulas: Carboxylic Acids
    • 9: Names and Formulas: Esters
    • 9: Names and Formulas: Nitrogen-Containing Compounds
    • 9: Isomers and Homologs (1)
    • 9: Classification of Hydrocarbons (1)
    • 9: Functional Groups
    • 9: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 10: Polymers: Giants Among Molecules
    • 10: Review Questions
    • 10: Polyethylene
    • 10: Addition Polymerization (2)
    • 10: Rubber and Other Elastomers
    • 10: Condensation Polymerization (1)
    • 10: Properties of Polymers
    • 10: Additional Problems
    • WebAssign Answer Entry Tutorials (1)

  • Chapter 11: Chemistry of Earth: Metals and Minerals
    • 11: Review Questions
    • 11: Composition of Earth (1)
    • 11: Silicate Minerals
    • 11: Modified Silicates
    • 11: Meatls and Ores (2)
    • 11: Oxidation and Reduction (1)
    • 11: Mass Relationships (2)
    • 11: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 12: Air: The Breath of Life
    • 12: Review Questions
    • 12: The Atomosphere: Composition and Cycles (1)
    • 12: Industrial Smog (4)
    • 12: Photochemical Smog (5)
    • 12: The Ozone Layer
    • 12: Acid Rain (1)
    • 12: Indoor Air Pollution (1)
    • 12: Global Warming
    • 12: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 13: Water: Rivers of Life; Seas and Sorrow
    • 13: Review Questions
    • 13: Properties of Water (2)
    • 13: Natural Waters (2)
    • 13: Acidic Waters (1)
    • 13: Wastewater Treatment
    • 13: Municipal Water Supplies
    • 13: Chemical Equations (1)
    • 13: Parts per Million and Parts per Billion (1)
    • 13: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 14: Energy: A Fuels Paradise
    • 14: Review Questions
    • 14: Fuels and Combustion (3)
    • 14: Energy and Chemical Reactions (2)
    • 14: Energy and the Laws of Thermodynamics
    • 14: Fossil Fuels
    • 14: Natural Gas
    • 14: Petroleum (1)
    • 14: Nuclear Power (2)
    • 14: Renewable Energy Sources
    • 14: Synthetic and Converted Fuels
    • 14: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 15: Biochemistry: A Molecular View of Life
    • 15: Review Questions
    • 15: Carbohydrates (1)
    • 15: Lipids: Fats and Oils (1)
    • 15: Proteins (1)
    • 15: Nucleic Acids (4)
    • 15: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 16: Food: Molecular Gastronomy
    • 16: Review Questions (1)
    • 16: Carbohydrates (2)
    • 16: Fats and Cholesterol (1)
    • 16: Proteins (1)
    • 16: Minerals
    • 16: Vitamins (1)
    • 16: Food Additives
    • 16: Fertilizers
    • 16: Pesticides
    • 16: Calorie and Nutriennt Calculations (1)
    • 16: Toxicity
    • 16: Growth (1)
    • 16: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 17: Household Chemicals: Helps and Hazards
    • 17: Review Questions (2)
    • 17: Soaps
    • 17: Water Softeners
    • 17: Builders
    • 17: Detergents: Structures and Properties (1)
    • 17: Fabric Softeners
    • 17: Bleaches
    • 17: Organic Solvents
    • 17: Creams and Lotions (1)
    • 17: Lipsticks
    • 17: Toothpastes
    • 17: Perfumes and Colognes
    • 17: Hair and Hair Care (1)
    • 17: Additional Problems (2)
    • WebAssign Answer Entry Tutorials

  • Chapter 18: Fitness and Health: Some Chemical Connections
    • 18: Review Questions
    • 18: Nutrition
    • 18: Vitamins and Minerals
    • 18: Electrolytes
    • 18: Diet and Exercise (3)
    • 18: Body Mass Index (1)
    • 18: Muscles (1)
    • 18: Smoking and health
    • 18: Drugs (1)
    • 18: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 19: Drugs: Chemical Cures, Comforts and Cautions
    • 19: Review Questions (4)
    • 19: NSAID's and Related Drugs (1)
    • 19: Antibacterial Drugs (1)
    • 19: Antiviral Drugs
    • 19: Anticancer Drugs
    • 19: Hormones and Birth Control Drugs
    • 19: Drugs and the Mind (1)
    • 19: Anesthetics (1)
    • 19: Narcotics (1)
    • 19: Additional Problems
    • WebAssign Answer Entry Tutorials

  • Chapter 20: Poisons: Chemical Toxicology
    • 20: Review Questions (2)
    • 20: Corrosive Poisons (1)
    • 20: Poisons Affecting Oxygen Transport and Oxidative Processes (2)
    • 20: Heavy Metal Poisons (2)
    • 20: Chemistry of the Nervous System (1)
    • 20: Detoxification (1)
    • 20: Lethal Dose
    • 20: Chemical Carcinogens (2)
    • 20: Mutagens and Teratogens
    • 20: Hazardous Wastes
    • 20: Additional Problems
    • WebAssign Answer Entry Tutorials

Questions Available within WebAssign

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Group Quantity Questions
Chapter 1: Chemistry: A Science for All Seasons
1.AP 1 083
1.P 5 035 045 049 056 070
1.T 1 001
Chapter 2: Atoms: Are They for Real
2.AP 1 046
2.P 5 022 023 028 029 034
Chapter 3: Atomic Structure: Images of the Invisible
3.AP 1 080
3.P 10 030 031 035 042 044 048 049 052 058 070
3.RQ 2 009 011
3.T 1 001
Chapter 4: Nuclear Chemistry: The Heart of Matter
4.P 6 036 040 042 046 048 054
Chapter 5: Chemical Bonds: The Ties That Bind
5.P 8 039 041 051 053 061 063 083 087
Chapter 6: Chemical Accounting: Mass and Volume Relationships
6.P 14 014 020 030 032 042 044 046 048 054 058 066 068 070 072
Chapter 7: Acids and Bases: Please Pass the Proteins
7.P 13 024 027 035 036 038 040 047 049 050 052 054 055 057
Chapter 8: Oxidation and Reduction: Burn and Unburn
8.P 11 020 023 024 027 030 031 034 035 037 040 042
Chapter 9: Organic Chemistry: The Infinite Variety of Carbon Compounds
9.P 6 020 025 033 040 055 060
Chapter 10: Polymers: Giants Among Molecules
10.P 3 024 028 038
10.T 1 001
Chapter 11: Chemistry of Earth: Metals and Minerals
11.P 6 016 034 040 046 050 052
Chapter 12: Air: The Breath of Life
12.P 12 020 024 026 028 032 034 036 038 044 046 054 056
Chapter 13: Water: Rivers of Life; Seas and Sorrow
13.P 7 015 017 021 022 024 048 050
Chapter 14: Energy: A Fuels Paradise
14.P 8 007 012 014 020 022 044 050 058
Chapter 15: Biochemistry: A Molecular View of Life
15.P 7 032 050 060 068 070 078 080
Chapter 16: Food: Molecular Gastronomy
16.P 7 031 033 039 046 060 086 095
16.RQ 1 002
Chapter 17: Household Chemicals: Helps and Hazards
17.AP 2 091 092
17.P 3 038 060 081
17.RQ 2 009 014
Chapter 18: Fitness and Health: Some Chemical Connections
18.P 6 036 038 042 046 054 073
Chapter 19: Drugs: Chemical Cures, Comforts and Cautions
19.P 5 024 032 046 050 055
19.RQ 4 002 004 011 018
Chapter 20: Poisons: Chemical Toxicology
20.P 9 014 016 017 021 023 027 031 040 042
20.RQ 2 002 009
Total 170