CHEM 206
Concordia
Course Overview
Lessons & Practice
I. Welcome
1 min1. Review
2.2hr- 1.I. Chapter Intro4 min
1.7.1. Reaction Stoichiometry5 min1.7.2. Practice: Balancing 1.7.3. Moles6 min1.7.4. Example: Reaction Stoichiometry 1 min1.7.5. Steps for doing Stoichiometry Problems2 min1.7.6. Practice: Stoichiometry (Similar to a question asked on a previous year's midterm) 6 min1.7.7. Practice: Hydrate Question (Similar to a question asked on a previous year's midterm)8 min1.7.8. Example: Stoichiometry2 min
1.8.1. Concentration of Solutions3 min1.8.2. Example: Converting Molarity to Mole Fraction8 min1.8.3. Example: Converting Mole Fraction to Molarity7 min1.8.4. Example: Calculating Molarity from Combined Solutions6 min1.8.5. Practice Question: Calculating Molarity from Mass4 min1.8.6. Practice Question: Calculating Mole Fraction from Molarity7 min
2. Thermochemistry
1.8hr2.1.1. Thermodynamics4 min2.1.2. State Variables 3 min2.1.3. Example2 min2.1.4. Extensive vs Intensive Properties 2 min2.1.5. Additional Terminology5 min2.1.6. 0th Law of Thermodynamics 3 min2.1.7. The 1st Law of Thermodynamics7 min2.1.8. Signs of Heat and Work & Calculating Work4 min2.1.9. Example5 min2.1.10. Practice1 min2.1.11. Practice3 min
3. Thermodynamics
42min3.2.1. Gibbs Free Energy and Spontaneity2 min3.2.2. Spontaneity 7 min3.2.3. Example: Spontaneity of a Reaction3.2.4. Predicting Spontaneity Based off Entropy2 min3.2.5. Chemical Equilibrium and ΔG Equations5 min3.2.6. DeltaGo and K 3 min3.2.7. Example3.2.8. Chemical Equilibrium and ΔG Practice 3.2.9. Chemical Equilibrium and ΔG Practice #23.2.10. Chemical Equilibrium and ΔG Practice #33.2.11. Van't Hoff Practice Problem
4. Intermolecular Forces and Properties of Liquids
1hr5. Solutions
34min6. Kinetics
2hr6.2.1. Rate Laws2 min6.2.2. Example: Determining Reaction Order44 sec6.2.3. Determining the Rate Law From Experimental Data 10 min6.2.4. Shortcut to Find Units of k Quicker 3 min6.2.5. Practice: Experimental Rate Law 6 min6.2.6. Practice: Determining Rate Law Exponents6.2.7. Practice: Rate Law1 min6.2.8. Practice: Units of the Rate Constant, K5 min
6.3.1. Integrated Rate Laws for Various Orders 7 min6.3.2. Example: Plotting a Straight Line with the Integrated Rate Laws 6.3.3. Practice: Integrated Rate Laws Practice6.3.4. Integrated Rate Laws Cheatsheet6.3.5. First Order Reactions6.3.6. Second Order Reactions6.3.7. Half-life for Various Orders 4 min6.3.8. Practice: Half-Life 6.3.9. Practice: Radioactive Decay in Smoke Detectors1 min
6.4.1. Arrhenius Equation1 min6.4.2. Example: Arrhenius Equation 6.4.3. Example: Arrhenius Equation1 min6.4.4. Practice: Arrhenius Equation6.4.5. How Do We Measure Ea39 sec6.4.6. Practice: Determining the Activation Energy39 sec6.4.7. 3 Neccessary Steps For a Reaction to Occur 1 min6.4.8. Collision Theory7 min6.4.9. Collision Theory Represented By A Graph2 min6.4.10. Transition State Theory 4 min6.4.11. Additional Notes on the Arrhenius Equation 9 min
6.5.1. Reactions Mechanisms – Elementary Reactions4 min6.5.2. Example: Reactions Mechanisms – Elementary Steps6.5.3. Rate Determining Step Introduction 5 min6.5.4. Example: Rate Determining Step14 min6.5.5. Practice: Rate of A Reaction6.5.6. Practice: Reaction Coordinate Diagram4 min6.5.7. Practice: Mechanism
7. Equilibrium
2.3hr- 7.I. Chapter Intro3 min
7.2.1. Equilibrium Constant (K)10 min7.2.2. The Magnitude of the Equilibrium Constant, K8 min7.2.3. Practice2 min7.2.4. Practice4 min7.2.5. Manipulating Equilibrium Constants5 min7.2.6. Practice7 min7.2.7. Predicting Equilibria: The Reaction Quotient (Q) 6 min7.2.8. Example4 min7.2.9. Practice3 min7.2.10. Practice7.2.11. Solving for Kc vs Kp 5 min
8. Acids and Bases
2.3hr- 8.I. Chapter Intro4 min
8.3.1. Acids and their Equations7 min8.3.2. Practice4 min8.3.3. Acids With Different Numbers of Protons5 min8.3.4. Percent Ionization or Dissociation2 min8.3.5. Example7 min8.3.6. Bases and their Equations6 min8.3.7. Example8.3.8. Example21 min8.3.9. Relationships Between the Strength of an Acid/Base and its Conjugate Base/Acid5 min8.3.10. How to Determine the Stronger Acid by Looking at Conjugate Bases14 min8.3.11. Types of Acid or Base Reactions and pH Calculations Summary8.3.12. Acid Base Equations Cheatsheet8.3.13. Acid/Base Important Relationships Cheatsheet
9. Titrations
1.4hr10. Buffers
32min11. Solubility Equilibria
1.3hr11.1.1. Solubility8 min11.1.2. Example: Ksp11.1.3. Practice: Calculating Molar Solubility2 min11.1.4. Practice: Solubility8 min11.1.5. Solubility Chart 8 min11.1.6. Q vs K to Predict Solubility5 min11.1.7. Solubility Products3 min11.1.8. Example5 min11.1.9. Example5 min11.1.10. Example: Will A Precipitate Form?16 min11.1.11. Practice: Solubility and Equilibrium3 min11.1.12. Practice
