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Download ONE ( revised 5/22/09)

Module 1 - Scientific/Exponential Notation

Lesson 1A:  Moving the Decimal

Lesson 1B:  Calculations Using Exponential Notation

Lesson 1C:  Tips on Complex Calculations

Module 2 - The Metric System

Lesson 2A:  Metric Fundamentals

Lesson 2B:  More Metric Prefixes  - revised  4/09/09

Lesson 2C:  Cognitive Science -- and Flashcards 

Lesson 2D:  Calculations With Units  

Module  3 - Significant Figures

Lesson 3A:  Rules for Significant Figures

Lesson 3B:  Sig Fig Special Cases

Lesson 3C:  Sig Fig Summary and Practice

Module 4 - Conversion Factors

Lesson 4A:  Conversion Factor Basics

Lesson 4B:  Single Step Conversions

Lesson 4C:  Multi-Step Conversions

Lesson 4D:  English/Metric Conversions

Lesson 4E:  Ratio Unit Conversions

Lesson 4F:  Review Quiz -- Modules 1-4  -- added  5/3/09

Download TWO  (revised  5/24/09)  

Module 5 - Word Problems

Lesson 5A:  Answer Units:  Single Or Ratio?

Lesson 5B:  Mining the DATA

Lesson 5C:  Solving for Single Units

Lesson 5D:  Finding the Given

Lesson 5E:  Some Chemistry Examples

Lesson 5F:  Densities of Solids -- Solving Equations 

Module 6 - Atoms, Ions, and Periodicity

Lesson 6A:  Atoms

Lesson 6B:  The Nucleus, Isotopes, and Atomic Mass

Lesson 6C:  Elements, Compounds, and Formulas

Lesson 6D:  The Periodic Table  

Lesson 6E:  A Flashcard System

Module 7 - Writing Names and Formulas

Lesson 7A:  Names of Elements and Covalent Compounds

Lesson 7B:  Naming Ions 

Lesson 7C:  Names and Formulas for Ionic Compounds

Lesson 7D:  Review Quiz -- Modules 5-7  -- added  5/3/09

Download THREE (  6/8/09)

Module 8 - Grams and Moles

Lesson 8A:  The Mole

Lesson 8B:  Grams PER Mole (Molar Mass)

Lesson 8C:  Converting Between Grams and Moles

Lesson 8D - Converting Among Particles, Grams, and Moles

Module 9 - Mole Applications

Lesson 9A - Fractions and Percentages

Lesson 9B - Finding Empirical Formulas

Lesson 9C - Mass Fraction, % By Mass, % Composition

Module 10 - Balancing Equations and Stoichiometry 

Lesson 10A - Chemical Reactions and Chemical Equations

Lesson 10B - Balancing Equations

Lesson 10C - Using Coefficients - Molecules to Molecules

Lesson 10D - Moles to Moles Conversions

Lesson 10E - Stoichiometry  

Lesson 10F - Limiting Reactants  -- revised  4/23/09

Lesson 10G - Grams to Limiting Reactants  -- revised  6/8/09

Lesson 10H:  Review Quiz -- Modules 8-10  -- added  5/3/09

Download FOUR (updated 6/8/09)

Module 11 - Molarity and Solutions 

Lesson 11A - Solving for Ratios

Lesson 11B - Ratio Unit Word Problems

Lesson 11C – Conversions and Careers

Lesson 11D - Molarity  

Lesson 11E -  Units and Dimensions    

Lesson 11F -  Ratios versus Amounts  

Lesson 11G -  Solving Ratio Units In Parts 

Module 12 - Molarity Applications 

Lesson 12A - Dilution

Lesson 12B - Ion Concentrations

Lesson 12C - Solution Stoichiometry  -- revised  6/8/09

Lesson 12D - Stoichiometry For Ratio Units -- revised  4/29/09

Lesson 12E:  Review Quiz -- Modules 11-12  -- added  5/3/09

Module 13 - Solubility and Precipitation  (revised 6/02/09)

Lesson 13A - Predicting Solubility for Ionic Compounds

Lesson 13B – Total and Net Ionic Equations

Lesson 13C – Combining Ions -- Precipitates

Lesson 13D - Precipitate and Gravimetric Calculations  

Module 14 - Acid-Base Neutralization (6/02/09)

Lesson 14A – Ionization of Acids and Bases

Lesson 14B – Balancing Acid-Base Neutralization

Lesson 14C – Acid-Hydroxide Calculations 

Lesson 14D – Neutralization in Parts 

Lesson 14E – Carbonate Neutralization (New 4/1/08)

Module 15 - Redox Balancing  (revised 6/02/09)

Lesson 15A:   Oxidation Numbers

Lesson 15B:   Half Reactions

Lesson 15C:   Balancing Redox Using Oxidation Numbers

Lesson 15D:   Oxidizing and Reducing Agents

Lesson 15E:  Redox Stoichiometry  

Module 16 - Redox Balancing With Half-Reactions (6/02/09)

Lesson 16A:   Constructing Half-Reactions (CA-WHe! Method)

Lesson 16B:   Balancing by Adding Half-Reactions

Lesson 16C:   Separating Redox Into Half-Reactions

Lesson 16D:   Balancing Redox With Spectators Present

Lesson 16E:  Review Quiz -- Modules 13-16  -- added  5/3/09

Download FIVE (revised 11/12/06)

Module 17 - Gas Laws

Lesson 17A:  Gas Fundamentals

Lesson 17B:  Gases at STP

Lesson 17C:  The Ideal Gas Law and Solving Equations

Lesson 17D:  Density, Molar Mass, and Choosing Equations

Lesson 17E:  Using the Combined Gas Formula

Lesson 17F:  Gas Law Summary and Practice

Module 18 - Gas Reactions, Gas Labs

Lesson 18A:   Charles' Law; Graphing Direct Proportions

Lesson 18B:   Boyle’s Law; Graphing Inverse Proportions

Lesson 18C:   Gas Stoichiometry  

Lesson 18D:   Dalton’s Law of Partial Pressures

(The Modules and Lessons below were re-ordered and re-numbered on May 26, 2008)

Download G (revised 6/19/08)

Module 19 – Graphing  

Lesson 19A:       Graphing Fundamentals

Lesson 19B:       The Specific Equation for a Line

Lesson 19C:       Graphing Experimental Data

Lesson 19D:       Deriving Equations From Linear Data

Lesson 19E:       Linear Equations Not Directly Proportional

Lesson 19F:       Graphing Inverse Proportions

Download SIX  -- updated 9/28/08

Module 20 - Phase Changes, Joules, and Energy

Lesson 20A:   Phases and Phase Changes

Lesson 20B:   Complex Unit Cancellation

Lesson 20C:   Specific Heat Capacity and Equations

Lesson 20D   Energy, Water, and Consistent Units

Lesson 20E:   Calculating Joules Using Unit Conversions

Lesson 20F:   Calorimetry

Module 21 - Heats of Reaction (ΔH)

Lesson 21A:   Energy, Heat, and Work --added 9/18/08

Lesson 21B:   Exo- and Endothermic Reactions

Lesson 21C:   Adding ΔH equations (Hess's Law)

Lesson 21D:   Heats of Formation  -- New version 9/21/08

Download LS --new version 05/06/09

Module 22 - Light and Spectra

Lesson 22A:  Waves

Lesson 22B:  Planck's Constant

Lesson 22C:  The H-Atom Spectrum

Lesson 22D:  Quantum Mechanics

Module 23 - Electron Configuration

Lesson 23A:  The Multi-Electron Atom

Lesson 23B:  Shorthand and Abbreviated Configurations 

Lesson 23C:  The Periodic Table and Electron Configuration 

Lesson 23D:  Ions and Exceptions 

Download B  --updated 11/14/07

Module 24 - Bonding

Lesson 24A:  Lewis (Dot) Diagrams

Lesson 24B:  Molecular Shapes and Bond Angles

Lesson 24C:  Electronegativity

Lesson 24D:  Molecular Polarity

Lesson 24E:  Solubility

Lesson 24F:  Double and Triple Bonds

Lesson 24G:  Lewis Diagrams for Ions and Exceptions

Lesson 24G:  Hybridization Models

Download K  (revised 6/9/09)

Module 25 - Kinetics

Lesson 25A:  Kinetics Fundamentals

Lesson 25B:   Rate Laws

Lesson 25C:   Integrated Rate Law --Zero Order-

Lesson 25D:   Logarithms

Lesson 25E:   Integrated Rate Law --First Order --new ver. 6/9/09

Lesson 25F:   Reciprocal Math 

Lesson 25G:   Integrated Rate Law --2nd Order

Lesson 25H:   Half Life 

Download E  ( (New Version 6/10/08)

 Module 26 - Equilibrium

Lesson 26A:  Le Châtelier’s Principle

Lesson 26B:  Powers and Roots of Exponential Notation

Lesson 26C:  Equilibrium Constants

Lesson 26D:  K Values

Lesson 26E:  Kp Calculations  

Lesson 26F:  The Rice Moles Table   

Lesson 26G:  K Calculations From [Initial Reactants] - 

Lesson 26H:  Q:  The Reaction Quotient 

Lesson 26I:  K Calculations From Mixtures   

Lesson 26J:   Solving Quadratic Equations  

Download SEVEN ( 6/12/09)

Module 27 - Acid-Base Fundamentals 

Lesson 27A:   Acid-Base Math Review

Lesson 27B:   K_w Calculations:  [H+] and [OH--]

Lesson 27C:   Strong Acid Solutions --new ver. 6/12/09

Lesson 27D:  The [OH─]  in Strong Acid Solutions

Lesson 27E:  Strong Base Solutions

Lesson 27F:  The pH System

Download EIGHT  ( 6/23/09)

Module 28- Weak Acids and Bases -- 

Lesson 28A:   Weak Acids and K_a Expressions

Lesson 28B:   K_a Math 

Lesson 28C:   K_a Calculations

Lesson 28D:   Percent Dissociation

Lesson 28E:   Solving K_a Using the Quadratic Formula

Lesson 28F:   Weak Bases and K_b Calculations

Lesson 28G:   Polyprotic Acids  -

Module 29- Brønsted-Lowry Definitions

Lesson 29A:   Brønsted-Lowry Acids and Bases 

Lesson 29B:   Which Acids and Bases React? 

Download NINE  (6/25/09)

Module 30- pH of Salts  

Lesson 30A:   The Acid-Base Behavior of Salts 

Lesson 30B:   Salt pH Calculations 

Lesson 30C:   Amphoteric Ions 

Module 31- Buffers -- new version March 31, 2009

Lesson 31A:  Acid-Base Common Ions, Buffers

Lesson 31B:   Buffer Example 

Lesson 31C:   Buffer Components 

Lesson 31D:   Buffer Calculations -- new version March 6, 2009

Lesson 31E:   Buffer Quick Steps - new version 3/24/09

Lesson 31F:   Henderson-Hasselbalch Equation 

Module 32- pH During Titration --

Lesson 32A:   pH In Mixtures -- new version 3/24/09

Lesson 32B:   pH After Neutralization - new version 3/24/09

Lesson 32C:     Distinguishing Acid-Base Calculations

Lesson 32D:     pH During Strong-Strong Titration  - new ver. 4/16/09

Lesson 32E:    Titration pH:  Weak by Strong

Download TEN  ( 4/09/09)

Module 33- Solubility Equilibria -- added Sept. 18, 2008

Lesson 33A:   Slightly Soluble Salts 

Lesson 33B:   K_sp Calculations 

Lesson 33C:   Solubility and Common Ions 

Lesson 33D:   Solubility and pH 

Lesson 33E:   Quantitative Precipitation Prediction 

Module 34- Thermodynamics -- updated Oct 20, 2008

Lesson 34A:   Energy, Heat, and Work

Lesson 34B:   Entropy and Spontaneity

Lesson 34C:   Free Energy 

Lesson 34D:   Standard State Values 

Lesson 34E:   Adding ΔG° Equations

Lesson 34F:   Free Energy at Non-Standard Conditions 

Lesson 34G:   Free Energy and K

Download Elect  ( 4/09/09)

Module 35- Electrochemistry -- added Nov. 12, 2008

Lesson 35A:   Redox Fundamentals 

Lesson 35B:   Charge and Electrical Work (revised 2/24/09)

Lesson 35C:   Ranking Reducing Agents 

Lesson 35D:   The Nernst Equation 

Lesson 35E:   Predicting Which Redox Reactions Go

Lesson 35F:   Calculating Cell Potential 

Module 36- Cells and Batteries -- added Nov. 12, 2008

Lesson 36A:   Electrochemical Cells

Lesson 36B:   Cell Components

Lesson 36C:    Depleted Batteries and Concentration Cells 

Lesson 36D:   Electrolysis  -- updated Nov 19, 2008

Lesson 36E:   Amperage  -- updated Nov 19, 2008

Additional lessons are posted every few weeks.

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