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General Chemistry I: Practice Midterm Guidance (Chapters 1–3)

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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

Density

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

SI Units

  • SI Units
    02:13
  • Perimeter, Area, Volume
    03:47

Physical & Chemical Changes

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

Law of Multiple Proportions

  • Law of Multiple Proportions
    03:32

Atomic Theory

  • Dalton's Atomic Theory
    05:22
  • Dalton's Atomic Theory Example
    01:48

Isotopes

  • Isotopes
    04:36
  • Isotope Notation Example
    03:57

Ions

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

Periodic Table: Group Names

  • Periodic Table: Group Names
    05:33
  • Periodic Table: Group Names Example
    01:17

Periodic Table: Representative Elements & Transition Metals

  • Transition Metal Example
    01:23
  • Transition Metals and Representative Elements
    03:30

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

Mass Percent

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

Empirical Formula

  • Empirical Formula Calculation Example
    5:39
  • Empirical vs Molecular Formula
    02:26

Molecular Formula

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

Naming Ionic Compounds

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

Naming Ionic Hydrates

  • Ionic Hydrates Naming
    02:04
  • Ionic Hydrate Naming Example
    02:07

Writing Ionic Compounds

  • Writing Ionic Compounds Example
    01:25
  • Rules for Writing Ionic Compounds
    03:09

Balancing Chemical Equations

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

Calculate Oxidation Numbers

  • Calculate Oxidation Numbers Example
    01:22
  • Oxidation Numbers in Ions Example
    01:38
  • Oxidation Numbers
    02:42