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General Chemistry I: Key Concepts, Calculations, and Exam Review

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Physical & Chemical Changes

  • Chemical Change Example
    01:52
  • Reversible Changes in Matter
    03:42
  • Physical Change Example
    01:52

Molecular Formula

  • Molecular Formula Calculation Example
    6:53
  • Determining Molecular Formulas
    02:08

Significant Figures

  • Significant Figures Example
    01:09
  • Significant Figures Rules
    04:40

Chemical Properties

  • Chemical Properties Example
    01:34
  • Chemical Properties
    03:31

Balancing Chemical Equations

  • Balancing Chemical Equations
    01:32
  • Balancing Chemical Equations Example
    03:50

Mass Percent

  • Mass Percent Example
    1:22
  • Mass Percent Calculation
    00:38

Calculating Molar Mass

  • Molar Mass Concept
    02:11
  • Molar Mass Calculation Example
    03:12

Mole Concept

  • Moles and Particles Conversion
    02:41
  • Moles to Molecules Conversion Example
    01:41
  • Formula Unit Example
    01:28

Limiting Reagent

  • Limiting Reagent Example
    4:53
  • Limiting Reagent Concept
    01:30
  • Limiting Reagent in Reactions
    01:34

Percent Yield

  • Percent Yield in Reactions
    03:09
  • Percent Yield Example
    04:43

Naming Ionic Compounds

  • Base Names of Nonmetals
    01:52
  • Naming Ionic Compounds Example
    01:01
  • Ionic Compounds Naming
    02:11

Density

  • Density Concepts
    01:56
  • Density Conversion Example
    05:30

Solutions

  • Identify Mixtures Example
    01:16
  • Suspensions and Colloids
    02:38
  • Solution Components Example
    1:17

Molarity

  • Calculate Molarity Example
    01:46
  • Molarity
    01:13
  • Molarity Concept
    00:53

Conversion Factors

  • Weight Conversion Example
    03:45
  • Conversion Factors Example
    02:12
  • Conversion Factors
    01:56

Dimensional Analysis

  • Dimensional Analysis
    06:11
  • Dimensional Analysis Example
    4:48

Temperature

  • Temperature vs Heat
    03:48
  • Temperature Conversion Example
    02:10
  • Temperature Conversion Formulas
    02:03

Scientific Notation

  • Standard Notation to Scientific Notation
    02:50
  • Scientific Notation Concepts
    01:41
  • Scientific Notation Example
    01:53

Periodic Table: Charges

  • Unlikely Ion Example
    01:52
  • Main Group Element Charges
    07:38
  • Main Group Element Charges Example
    00:48

Ions

  • Ion Formation
    06:17
  • Cation Subatomic Particles Example
    02:22
  • Atoms vs. Ions
    01:36

The Ideal Gas Law

  • Ideal Gas Law Units Example
    02:58
  • Ideal Gas Law Formula
    01:15
  • Gas Constant Values
    01:56

Stoichiometry

  • Stoichiometry Example
    3:54
  • Stoichiometry Concept
    01:16
  • Stoichiometric Chart Concept
    03:04