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Chemical Principles 9th edition

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Steven S. Zumdahl and Donald J. DeCoste
Publisher: Cengage Learning

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  • Zumdahl Chemical Principles 9e with Mastery
  • Zumdahl Chemical Principles 9e Chapter Assignments

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  • Chapter 1: Chemists and Chemistry
    • 1: Digital Workbooks
    • 1: Multimedia Activities
    • 1: Thinking Like a Chemist
    • 1: A Real-World Chemistry Problem
    • 1: The Scientific Method
    • 1: Industrial Chemistry
    • 1: Polyvinyl Chloride (PVC): Real-World Chemistry
    • 1: Chemwork Tutorials
    • 1: Skill-Building Activities
    • 1: Extra Problems
    • 1: WebAssign Answer Entry Tutorials

  • Chapter 2: Atoms, Molecules, and Ions
    • 2: Digital Workbooks
    • 2: Concept Videos
    • 2: Multimedia Activities
    • 2: Discussion Questions
    • 2: Development of the Atomic Theory
    • 2: The Nature of the Atom
    • 2: Elements, Ions, and the Periodic Table
    • 2: Nomenclature
    • 2: Additional Exercises
    • 2: Chemwork Problems
    • 2: Challenge Problems
    • 2: Marathon Problem
    • 2: Skill-Building Exercises
    • 2: Extra Problems
    • 2: WebAssign Answer Entry Tutorials

  • Chapter 3: Stoichiometry
    • 3: Digital Workbooks
    • 3: Concept Videos
    • 3: Multimedia Activities
    • 3: Discussion Questions
    • 3: Atomic Masses and the Mass Spectrometer
    • 3: Moles and Molar Masses
    • 3: Percent Composition
    • 3: Empirical and Molecular Formulas
    • 3: Balancing Chemical Equations
    • 3: Reaction Stoichiometry
    • 3: Limiting Reactants and Percent Yield
    • 3: Additional Exercises
    • 3: Chemwork Problems
    • 3: Challenge Problems
    • 3: Marathon Problems
    • 3: Skill-Building Exercises
    • 3: Extra Problems

  • Chapter 4: Types of Chemical Reactions and Solution Stoichiometry
    • 4: Concept Videos
    • 4: Multimedia Activities
    • 4: Discussion Questions
    • 4: Aqueous Solutions: Strong and Weak Electrolytes
    • 4: Solution Concentration: Molarity
    • 4: Precipitation Reactions
    • 4: Acid–Base Reactions
    • 4: Oxidation–Reduction Reactions
    • 4: Additional Exercises
    • 4: Chemwork Problems
    • 4: Challenge Problems
    • 4: Marathon Problems
    • 4: Skill-Building Exercises
    • 4: Extra Problems

  • Chapter 5: Gases
    • 5: Digital Workbooks
    • 5: Concept Videos
    • 5: Multimedia Activities
    • 5: Discussion Questions
    • 5: Pressure
    • 5: Gas Laws
    • 5: Gas Density, Molar Mass, and Reaction Stoichiometry
    • 5: Kinetic Molecular Theory and Real Gases
    • 5: Atmosphere Chemistry
    • 5: Additional Exercises
    • 5: Chemwork Problems
    • 5: Challenge Problems
    • 5: Marathon Problems
    • 5: Skill-Building Exercises
    • 5: Extra Problems

  • Chapter 6: Chemical Equilibrium
    • 6: Multimedia Activities
    • 6: Discussion Questions
    • 6: Characteristics of Chemical Equilibrium
    • 6: The Equilibrium Constant
    • 6: Equilibrium Calculations
    • 6: Le Châtelier's Principle
    • 6: Additional Exercises
    • 6: Chemwork Problems
    • 6: Challenge Problems
    • 6: Marathon Problems
    • 6: Skill-Building Exercises
    • 6: Extra Problems

  • Chapter 7: Acids and Bases
    • 7: Multimedia Activities
    • 7: Discussion Questions
    • 7: Nature of Acids and Bases
    • 7: Autoionization of Water and pH Scale
    • 7: Solutions of Acids
    • 7: Solutions of Bases
    • 7: Polyprotic Acids
    • 7: Acid–Base Properties of Salts
    • 7: Solutions of Dilute Acids and Bases
    • 7: Additional Exercises
    • 7: Chemwork Problems
    • 7: Challenge Problems
    • 7: Marathon Problems
    • 7: Skill-Building Exercises
    • 7: Extra Problems

  • Chapter 8: Applications of Aqueous Equilibria
    • 8: Multimedia Activities
    • 8: Discussion Questions
    • 8: Buffers
    • 8: Acid–Base Titrations
    • 8: Indicators
    • 8: Polyprotic Acid Titrations
    • 8: Solubility Equilibria
    • 8: Complex Ion Equilibria
    • 8: Additional Exercises
    • 8: Chemwork Problems
    • 8: Challenge Problems
    • 8: Marathon Problems
    • 8: Skill-Building Exercises
    • 8: Extra Problems

  • Chapter 9: Energy, Enthalpy, and Thermochemistry
    • 9: Digital Workbooks
    • 9: Concept Videos
    • 9: Multimedia Activities
    • 9: Discussion Questions
    • 9: The Nature of Energy
    • 9: Properties of Enthalpy
    • 9: The Thermodynamics of Ideal Gases
    • 9: Calorimetry and Heat Capacity
    • 9: Hess's Law
    • 9: Standard Enthalpies of Formation
    • 9: Energy Consumption and Sources
    • 9: Additional Exercises
    • 9: Chemwork Problems
    • 9: Challenge Problems
    • 9: Marathon Problems
    • 9: Skill-Building Exercises
    • 9: Extra Problems

  • Chapter 10: Spontaneity, Entropy, and Free Energy
    • 10: Multimedia Activities
    • 10: Discussion Questions
    • 10: Spontaneity and Entropy
    • 10: Energy, Enthalpy, and Entropy Changes Involving Ideal Gases and Physical Changes
    • 10: Entropy and the Second Law of Thermodynamics: Free Energy
    • 10: Free Energy and Chemical Reactions
    • 10: Free Energy: Pressure Dependence and Equilibrium
    • 10: Adiabatic Processes
    • 10: Additional Exercises
    • 10: Chemwork Problems
    • 10: Challenge Problems
    • 10: Marathon Problems
    • 10: Skill-Building Exercises
    • 10: Extra Problems

  • Chapter 11: Electrochemistry
    • 11: Multimedia Activities
    • 11: Discussion Questions
    • 11: Galvanic Cells, Cell Potentials, and Standard Reduction Potentials
    • 11: Cell Potential, Free Energy, and Equilibrium
    • 11: Galvanic Cells: Concentration Dependence
    • 11: Electrolysis
    • 11: Additional Exercises
    • 11: Chemwork Problems
    • 11: Challenge Problems
    • 11: Marathon Problems
    • 11: Skill-Building Exercises
    • 11: Extra Problems

  • Chapter 12: Quantum Mechanics and Atomic Theory
    • 12: Digital Workbooks
    • 12: Concept Videos
    • 12: Multimedia Activities
    • 12: Discussion Questions
    • 12: Light and Matter
    • 12: Hydrogen Atom: The Bohr Model
    • 12: Wave Mechanics and Particle in a Box
    • 12: Orbitals and Quantum Numbers
    • 12: Polyelectronic Atoms
    • 12: The Periodic Table and Periodic Properties
    • 12: The Alkali Metals
    • 12: Additional Exercises
    • 12: Chemwork Problems
    • 12: Challenge Problems
    • 12: Marathon Problems
    • 12: Skill-Building Exercises
    • 12: Extra Problems

  • Chapter 13: Bonding: General Concepts
    • 13: Concept Videos
    • 13: Multimedia Activities
    • 13: Discussion Questions
    • 13: Chemical Bonds and Electronegativity
    • 13: Ions and Ionic Compounds
    • 13: Bond Energies
    • 13: Lewis Structures and Resonance
    • 13: Formal Charge
    • 13: Molecular Structure and Polarity
    • 13: Additional Exercises
    • 13: Chemwork Problems
    • 13: Challenge Problems
    • 13: Marathon Problems
    • 13: Skill-Building Exercises
    • 13: Extra Problems
    • 13: WebAssign Answer Entry Tutorials

  • Chapter 14: Covalent Bonding: Orbitals
    • 14: Concept Videos
    • 14: Multimedia Activities
    • 14: Discussion Questions
    • 14: The LE Model and Hybrid Orbitals
    • 14: The MO Model
    • 14: Spectroscopy
    • 14: Additional Exercises
    • 14: Chemwork Problems
    • 14: Challenge Problems
    • 14: Marathon Problems
    • 14: Skill-Building Exercises
    • 14: Extra Problems

  • Chapter 15: Chemical Kinetics
    • 15: Digital Workbooks
    • 15: Concept Videos
    • 15: Multimedia Activities
    • 15: Discussion Questions
    • 15: Reaction Rates
    • 15: Rate Laws from Experimental Data: Initial-Rates Method
    • 15: Integrated Rate Laws
    • 15: Reaction Mechanisms
    • 15: Temperature Dependence of Rate Constants and the Collision Model
    • 15: Catalysis
    • 15: Additional Exercises
    • 15: Chemwork Problems
    • 15: Challenge Problems
    • 15: Marathon Problems
    • 15: Skill-Building Exercises
    • 15: Extra Problems

  • Chapter 16: Liquids and Solids
    • 16: Digital Workbooks
    • 16: Concept Videos
    • 16: Multimedia Activities
    • 16: Discussion Questions
    • 16: Intermolecular Forces and Physical Properties
    • 16: Properties of Liquids
    • 16: Structures and Properties of Solids
    • 16: Phase Changes and Phase Diagrams
    • 16: Additional Exercises
    • 16: Chemwork Problems
    • 16: Challenge Problems
    • 16: Marathon Problems
    • 16: Skill-Building Exercises
    • 16: Extra Problems

  • Chapter 17: Properties of Solutions
    • 17: Concept Videos
    • 17: Multimedia Activities
    • 17: Discussion Questions
    • 17: Solution Composition
    • 17: Thermodynamics of Solutions and Solubility
    • 17: Vapor Pressures of Solutions
    • 17: Colligative Properties
    • 17: Properties of Electrolyte Solutions
    • 17: Additional Exercises
    • 17: Chemwork Problems
    • 17: Challenge Problems
    • 17: Marathon Problems
    • 17: Skill-Building Exercises
    • 17: Extra Problems

  • Chapter 18: The Representative Elements
    • 18: Multimedia Activities
    • 18: Discussion Questions
    • 18: Group 1A Elements
    • 18: Group 2A Elements
    • 18: Group 3A Elements
    • 18: Group 4A Elements
    • 18: Group 5A Elements
    • 18: Group 6A Elements
    • 18: Group 7A Elements
    • 18: Group 8A Elements
    • 18: Additional Exercises
    • 18: Chemwork Problems
    • 18: Challenge Problems
    • 18: Skill-Building Exercises
    • 18: Extra Problems

  • Chapter 19: Transition Metals and Coordination Chemistry
    • 19: Multimedia Activities
    • 19: Discussion Questions
    • 19: Transition Metals
    • 19: Coordination Compounds
    • 19: Bonding, Color, and Magnetism in Coordination Compounds
    • 19: Additional Exercises
    • 19: Chemwork Problems
    • 19: Challenge Problems
    • 19: Marathon Problems
    • 19: Skill-Building Exercises
    • 19: Extra Problems

  • Chapter 20: The Nucleus: A Chemist's View
    • 20: Digital Workbooks
    • 20: Multimedia Activities
    • 20: Discussion Questions
    • 20: Radioactive Decay and Nuclear Transformations
    • 20: Kinetics of Radioactive Decay
    • 20: Energy Changes In Nuclear Reactions
    • 20: Detection, Uses, and Health Effects of Radiation
    • 20: Additional Exercises
    • 20: Chemwork Problems
    • 20: Challenge Problems
    • 20: Skill-Building Exercises
    • 20: Extra Problems

  • Chapter 21: Organic and Biochemical Molecules
    • 21: Digital Workbooks
    • 21: Multimedia Activities
    • 21: Discussion Questions
    • 21: Hydrocarbons
    • 21: Isomerism
    • 21: Functional Groups
    • 21: Reactions of Organic Compounds
    • 21: Polymers
    • 21: Natural Polymers
    • 21: Additional Exercises
    • 21: Chemwork Problems
    • 21: Challenge Problems
    • 21: Marathon Problems
    • 21: Skill-Building Exercises
    • 21: Extra Problems

  • Chapter A1: Mathematical Procedures
    • A1: Concept Videos
    • A1: Digital Workbooks

  • Chapter A2: Units of Measurement and Conversions Among Units
    • A2: Concept Videos
    • A2: Digital Workbooks

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 Availability Color Key
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Group Quantity Questions
Chapter 1: Chemists and Chemistry
1 0  
Chapter 2: Atoms, Molecules, and Ions
2 0  
Chapter 3: Stoichiometry
3 0  
Chapter 4: Types of Chemical Reactions and Solution Stoichiometry
4 0  
Chapter 5: Gases
5 0  
Chapter 6: Chemical Equilibrium
6 0  
Chapter 7: Acids and Bases
7 0  
Chapter 8: Applications of Aqueous Equilibria
8 0  
Chapter 9: Energy, Enthalpy, and Thermochemistry
9 0  
Chapter 10: Spontaneity, Entropy, and Free Energy
10 0  
Chapter 11: Electrochemistry
11 0  
Chapter 12: Quantum Mechanics and Atomic Theory
12 0  
Chapter 13: Bonding: General Concepts
13 0  
Chapter 14: Covalent Bonding: Orbitals
14 0  
Chapter 15: Chemical Kinetics
15 0  
Chapter 16: Liquids and Solids
16 0  
Chapter 17: Properties of Solutions
17 0  
Chapter 18: The Representative Elements
18 0  
Chapter 19: Transition Metals and Coordination Chemistry
19 0  
Chapter 20: The Nucleus: A Chemist's View
20 0  
Chapter 21: Organic and Biochemical Molecules
21 0  
Total 0  

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