Lecture Help Pages with Solutions

These problems were developed by Prof. George Wiger (gwiger@chemistry.csudh.edu) at California State University, Dominguez Hills. They have been reorganized for use with "Chemistry and Chemical Reactivity" by Kotz and Treichel and are used here with his permission.

If you are looking for the old version of the Chemistry Drill and Practice Tutorials using (WP) are word problems and (DA) are data analysis problems, these are still available but are no longer supported. Old Version

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Chapter 1, Matter and Measurement

  1. Significant Figures
  2. Exponents
  3. Scientific Notation
  4. Percentage
  5. Mass, density and volume
  6. Mass, density and volume
  7. Converting Volumes
  8. Converting Mass
  9. Converting Distance
  10. Converting Densities
  11. Converting Temperatures

Chapter 2, Atoms and Elements

  1. Protons,electrons and neutrons
  2. Elements,moles and mass

Chapter 3, Molecules, Ions and Compounds

  1. Simple Naming
  2. Names-Stock Notation
  3. Names to formulas
  4. Calculating gfws
  5. Mass, moles and gfw
  6. Mass Relations from chemical formulas
  7. General Treatment of relations from chemical formulas
  8. Percent Composition
  9. Empirical formulas
  10. Combustion Analysis

Chapter 4, Chemcial Equations and Stoichiometry

  1. Balancing chemical equations
  2. Mass Relationships in Chemical Reactions
  3. Mole Relationships in Chemical Reactions
  4. General Relationships in Chemical Reactions
  5. Limiting Reagents
  6. Calculations based on percent yields
  7. Using the Limiting Reagent
  8. Combustion Analysis

Chapter 5, Reactions in Aqueous Solution

  1. Predicting Precipitation
  2. Identifying acids and bases
  3. pH, pOH, [H+], [OH-]
  4. Basic relations(pH,pOH,etc)
  5. Solutions of acids
  6. Solutions of Acids and Bases-complete treatments
  7. Acids/Base Titrations

Chapter 6, Energy and Chemical Reactions

  1. Heat and Temperature Changes for water
  2. Heat Transfer-water
  3. Heat Transfer-water,word problems
  4. Heat Transfer-water and another substance
  5. The Thermochemical Equation
  6. Hess' Law

Chapter 7, Atomic Structure

  1. Wavelength, frequency and energy
  2. Atomic Spectrum of Hydrogen
  3. The de Broglie Wave Equation

Chapter 8, Atomic Electron Configurations and Chemical Periodicity

  1. The Quantum Numbers
  2. Electronic Structures of Atoms and Ions

Chapter 9, Bonding and Molecular Structure: Fundamental Concepts

Chapter 10, Bonding and Molecular STructure: Orbital Hybridization and Molecular Orbitals

Chapter 11, Bonding and Molecular Structure: Carbon-More than Just Anotehr Element

Chapter 12, Gases and Their Properties

  1. Boyle's Law
  2. Charles' Law
  3. Avogadro's Law
  4. Combined Gas Law
  5. The Ideal Gas Equation
  6. Graham's Law

Chapter 13, Bonding and Molecular Structure: Intermolecular Forces, Liquids and Solids

Chapter 14, Solutions and Their Behavior

  1. Raoult's Law-one volatile component
  2. Raoult's Law-two volatile components
  3. Molarity, moles and volume
  4. Molarity, mass and volume
  5. Osmotic Pressure
  6. Freezing and Boiling Points-Aqueous Solutions

Chapter 15, Principles of Reactivity: Chemical Kinetics

  1. Determining Orders and Rate Constants
  2. Using the Rate Law
  3. First Order Processes
  4. The Arrhenius Equation

Chapter 16, Principles of Reactivity: Chemical Equilibria

  1. Calculating K
  2. Calculating K-advanced
  3. Calculating an Equilibrium Concentration
  4. Q vs K
  5. The LeChatelier Effect
  6. Combining Equilibria
  7. Kc and Kp

Chapter 17, Principles of Reactivity: Chemistry of Acids and Bases

  1. Identifying acids and bases
  2. pH, pOH, [H+], [OH-]
  3. Basic relations(pH,pOH,etc)
  4. Solutions of acids
  5. Solutions of Acids and Bases-complete treatments
  6. Acids/Base Titrations
  7. Acid-base reactions-calculation of K
  8. Acids/Base Titrations
  9. The Composition of Buffers
  10. Properties of Buffers

Chapter 18, Principles of Reactivity: Other Aspects of Aqueous Equilibria

  1. Slightly Soluble Salts
  2. Predicting Precipitation
  3. Solubility and the common ion effect

Chapter 19, Principles of Reactivity: Entropy and Free Energy

Chapter 20, Principles of Reactivity: Electron Transfer Reactions

  1. Balancing Oxidation Reduction Reactions
  2. Calculating Eo
  3. Relating E,K and G
  4. Faraday's Laws
  5. The Nernst Equation

Please send comments or suggestions to svanbram@science.widener.edu

Scott Van Bramer
Department of Chemistry
Widener University
Chester, PA 19013

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Last Updated: Tuesday, September 01, 1998 1:52:00 PM