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CHEM 141 Exam 1 Study Notes: Matter, Atoms, and Molecules

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SI Units

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

Metric Prefixes

  • Metric Prefixes Conversion Example
    03:33
  • Metric Prefixes Chart
    03:59
  • Metric Prefixes Usage
    01:16

Conversion Factors

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

Significant Figures

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

Dimensional Analysis

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

Density

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

Mass Percent

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

Classification of Matter

  • Types of Matter
    01:34
  • Introduction to General Chemistry Course
    1:44
  • Matter Composition
    04:19

Subatomic Particles

  • Subatomic Particles
    05:19
  • Atomic Mass Unit Example
    03:31

Isotopes

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

Atomic Mass

  • Calculating Abundance Example
    5:41
  • Greatest Atomic Mass Example
    02:06
  • Calculating Atomic Mass
    00:40

Periodic Table: Group Names

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

Ions

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

Periodic Table: Charges

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

Naming Ionic Compounds

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

Atomic Theory

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

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