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CHEM 139 Exam 2 Revision – Step-by-Step Study Guidance

Study Guide - Learn with Videos

Curated lessons matched to your uploaded material – learn every topic step by step.

Naming Ionic Compounds

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

Naming Acids

  • Acids and Their Structure
    02:15
  • Rules for Naming Oxyacids
    02:49
  • Naming Binary Acids Example
    02:21

Naming Molecular Compounds

  • Naming Molecular Compounds
    02:06
  • Naming Molecular Compounds Example
    01:21

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

Balancing Chemical Equations

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

Stoichiometry

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

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