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CHEM 111 Exam 3 Study Guide: Concepts and Skills from Chapters 6, 7, 8, and 10

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Physical & Chemical Changes

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

Chemical Properties

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

Balancing Chemical Equations

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

Stoichiometry

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

Limiting Reagent

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

Percent Yield

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

Solutions

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

Molarity

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

Solubility Rules

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    Solubility Rules
    00:28
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    Soluble Ionic Solutes Example
    01:32
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    Soluble Ionic Solutes
    02:30

Electrolytes

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    Weak Electrolytes and Weak Acids
    00:55
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    Weak Electrolyes and Weak Acids Example
    00:42
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    Electrolytes and Strong Acids
    02:50

Molecular Equations

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    Molecular Equation Example
    05:07
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    Types of Molecular Equations
    02:24
  • Guided course
    Precipitation Reaction Example
    01:13

Gas Evolution Equations

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    Gas Evolution Reaction Example
    03:17
  • Guided course
    Gas Evolution Reactions
    03:35

Solution Stoichiometry

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    Solution Stoichiometry
    03:10
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    Solution Stoichiometry Example
    03:11

Complete Ionic Equations

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    Complete Ionic Equation Example
    02:16
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    Molecular and Complete Ionic Equations Example
    04:41
  • Guided course
    Complete Ionic Equations
    00:47

Calculate Oxidation Numbers

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    Calculate Oxidation Numbers Example
    01:22
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    Oxidation Numbers in Ions Example
    01:38
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    Oxidation Number Rules
    03:13

Redox Reactions

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    Oxidation and Reduction Reaction Example
    02:17
  • Guided course
    Oxidation and Reduction Reactions
    01:53
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    Oxidizing and Reducing Agents
    01:01

Law of Conservation of Mass

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    Law of Conservation of Mass Example
    01:20
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    Law of Conservation of Mass
    01:48