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Significant Figures
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Significant Figures Made Easy! - Duration: 7 minutes, 10 seconds.
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Significant Figures Made Easy! (1.2) - Duration: 5 minutes, 2 seconds.
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Significant Figures and Zero (1.3) - Duration: 7 minutes, 37 seconds.
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Significant Zero Practice Problems (1.4) - Duration: 8 minutes, 10 seconds.
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Multiplication and Division with Significant Zeros (1.5) - Duration: 4 minutes, 31 seconds.
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Add and Subtract with Significant Figures (1.6) - Duration: 4 minutes, 43 seconds.
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Scientific Notation and Significant Figures (1.7) - Duration: 7 minutes, 58 seconds.
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Scientific Notation and Significant Zeros (1.8) - Duration: 5 minutes, 55 seconds.
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Using Significant Figures Practice Problems (1.9) - Duration: 5 minutes, 41 seconds.
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Why are Significant Figures Important? - Duration: 7 minutes, 45 seconds.
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Scientific Notation
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Scientific Notation: Introduction - Duration: 13 minutes.
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Scientific Notation Practice Problems - Duration: 13 minutes.
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Scientific Notation: Addition and Subtraction - Duration: 7 minutes, 12 seconds.
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Scientific Notation: Multiplication and Division - Duration: 5 minutes, 30 seconds.
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Scientific Notation and Significant Figures (1.7) - Duration: 7 minutes, 58 seconds.
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Unit Conversion (Factor Label Method)
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Converting Units with Conversion Factors - Duration: 12 minutes.
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Converting Units using Multiple Conversion Factors - Duration: 10 minutes.
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Multiple Conversion Factors (Part 2) - Duration: 12 minutes.
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Understanding Conversion Factors - Duration: 10 minutes.
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Converting Metric Units of Volume - Duration: 9 minutes, 33 seconds.
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Unit Conversions with Area and Volume - Duration: 6 minutes, 19 seconds.
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Density
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Density Practice Problems - Duration: 8 minutes, 56 seconds.
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Advanced Density Problem 1 - Duration: 2 minutes, 50 seconds.
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Advanced Density Problem 2 - Duration: 5 minutes, 24 seconds.
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Advanced Density Problem 3 - Duration: 5 minutes, 49 seconds.
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Density: A Story of Archimedes and the Gold Crown - Duration: 9 minutes, 11 seconds.
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Atomic Mass
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Atomic Mass: Introduction - Duration: 13 minutes.
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What is a Weighted Average? - Duration: 12 minutes.
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Atomic Mass: How to Calculate Isotope Abundance - Duration: 11 minutes.
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How to Calculate Atomic Mass Practice Problems - Duration: 6 minutes, 11 seconds.
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Atomic Mass Calculations: Extra Help and Explanation - Duration: 2 minutes, 13 seconds.
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What's the Difference between Mass Number and Atomic Weight? - Duration: 8 minutes, 10 seconds.
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What's the Difference between Mass Number and Atomic Mass? - Duration: 8 minutes, 57 seconds.
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VSEPR
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VSEPR Theory: Introduction - Duration: 20 minutes.
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VSEPR Theory: Common Mistakes - Duration: 9 minutes, 32 seconds.
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VSEPR Theory Practice Problems - Duration: 14 minutes.
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VSEPR Theory Part 2: Trigonal Bipyramidal Family - Duration: 15 minutes.
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VSEPR Theory Part 3: Octahedral Family - Duration: 8 minutes, 38 seconds.
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VSEPR Theory Practice Problems (Advanced) - Duration: 15 minutes.
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Moles
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Introduction to Moles - Duration: 10 minutes.
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Counting Atoms: Intro to Moles Part 2 - Duration: 10 minutes.
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Converting Between Moles, Atoms, and Molecules - Duration: 14 minutes.
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Converting between Moles, Atoms, and Molecules (Part 2) - Duration: 6 minutes, 59 seconds.
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Converting Between Moles and Liters of a Gas at STP - Duration: 12 minutes.
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How to Calculate Molar Mass Practice Problems - Duration: 13 minutes.
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The Most Common Mistake with Moles! - Duration: 4 minutes, 13 seconds.
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Very Common Mole Questions - Duration: 10 minutes.
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Calculate the Mass of a Single Atom or Molecule - Duration: 7 minutes, 16 seconds.
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Converting Between Grams and Moles - Duration: 10 minutes.
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Converting Between Grams and Moles (Part 2) - Duration: 6 minutes, 13 seconds.
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Empirical Formula
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Empirical Formula and Molecular Formula Introduction - Duration: 8 minutes, 31 seconds.
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Writing Empirical Formula Practice Problems - Duration: 6 minutes, 9 seconds.
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Calculating Molecular Formula from Empirical Formula - Duration: 9 minutes, 9 seconds.
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Oxidation Reduction (Redox)
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Introduction to Oxidation Reduction (Redox) Reactions - Duration: 13 minutes.
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The Oxidation Reduction Question that Tricks Everyone! - Duration: 6 minutes, 19 seconds.
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Oxidizing Agents and Reducing Agents - Duration: 14 minutes.
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How to Calculate Oxidation Numbers Introduction - Duration: 13 minutes.
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How to Calculate Oxidation Number Practice Problems - Duration: 15 minutes.
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How to Balance Redox Equations in Acidic Solution - Duration: 15 minutes.
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How to Balance Redox Equations in Acidic Solution Example 1 - Duration: 14 minutes.
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Balance Redox Equations in Acid Example 2 (Advanced) - Duration: 15 minutes.
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How to Balance Redox Equations in Basic Solution - Duration: 18 minutes.
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