CHEM 1090-General Chemistry I Podcasts

Since there is some course material overlap between CHEM 1090 and CHEM 1100, some podcasts will work for both courses. If you are viewing a podcast and you see “CHEM 1100" or “General Chemistry II" in the title, don’t panic! I’m using it for both courses.

Registering and Basic Use of the McGraw-Hill Website

Registering and Basic Navigation (11m21s, 12/28/2015)

The basics of registering on the site, initial web browser check (troubleshooting), and how to see assignment deadlines.

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LearnSmart Assignments (11m32s, 1/3/2016)

An introduction to the LearnSmart assignments.

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Connect Assignments (8m58s, 1/2/2016)

An introduction to the Connect homework assignments.

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Calculators and Scientific Notation

Chapter 1-Chemistry: The Central Science

closed captioned Significant Figures: Introduction (10m44s, 1/7/2011)

A discussion about significant figures.

closed captioned Dimensional Analysis: Introduction (8m45s, 12/23/2014)

An attempt to convince you of the need to use units in calculations.

closed captioned Dimensional Analysis: Basic Conversions-Centimeters to Meters (10m3s, 12/22/2014)

Sets up the basics of solving mathematical problems that require units.

closed captioned Dimensional Analysis: Basic Conversions-Inches to Centimeters (6m33s, 12/22/2014)

A basic one-step conversion.

closed captioned Dimensional Analysis: Distance from Speed and Time (12m43s, 12/23/2014)

A more complicated conversion problem with multiple steps.

closed captioned Dimensional Analysis: How to Correctly Show Your Work (12m43s, 12/24/2014)

This takes the previous podcast, "Dimensional Analysis: Distance from Speed and Time", and demonstrates a couple of alternate ways you can show your work. I also demonstrate an incorrect way to show your work and explain why it's wrong.

closed captioned Dimensional Analysis: Converting from Seconds to Solar Years (4m49s, 12/26/2014)

A multiple step conversion problem.

closed captioned Dimensional Analysis: Converting from Cubic Inches to Cubic Centimeters (7m18s, 12/24/2014)

This one demonstrates how to do cubic unit (volume) conversions. A squared unit (area) conversion works similarly.

closed captioned Significant Figures: Uncertainty and Statistics (11m33s, 7/17/2011)

A more advanced look at significant figures.

Chapter 2-Atoms, Molecules and Ions

closed captioned Inorganic Nomenclature: Introduction (7m26s, 11/27/2014)

A brief introduction to the naming of inorganic cmpounds.

closed captioned Inorganic Nomenclature: Binary Molecular Compounds (9m28s, 11/28/2014)

Naming and writing the chemical formulas for binary molecular compounds.

closed captioned Inorganic Nomenclature: Charges of Main Group Monatomic Ions (11m0s, 11/28/2014)

How to determine the charges on cations and anions from the main group area in the periodic table.

closed captioned Inorganic Nomenclature: Naming Main Group Monatomic Ions (4m21s, 11/29/2014)

Naming cations and anions made from main group atoms.

closed captioned Inorganic Nomenclature: Naming Main Group Binary Ionic Compounds (5m4s, 11/29/2014)

Naming ionic compounds formed from main group cations and anions.

closed captioned Inorganic Nomenclature: Writing Main Group Binary Ionic Formulae (9m50s, 11/29/2014)

Writing the chemical formula for ionic compounds formed from main group cations and anions.

closed captioned Inorganic Nomenclature: Binary Ionic Formulae Using Transition Metals (9m36s, 11/29/2014)

Writing chemical formulas for binary ionic compounds using transition metal cations.

closed captioned Inorganic Nomenclature: Naming Transition Metal Binary Ionic Formulae (7m6s, 11/30/2014)

Writing the names of binary ionic compound using transition metals.

closed captioned Inorganic Nomenclature: Compounds with Polyatomic Ions (10m56s, 12/6/2014)

Writing the names and chemical formulas for ionic compounds with polyatomic ions.

Chapter 3-Stoichiometry: Ratios of Combination

closed captioned The Mole: Magnitude (7m1s, 1/2/2015)

Shows just how big the value of the mole is.

closed captioned The Mole: How to Calculate Molar Mass (11m27s, 1/3/2015)

Demonstrates how to calculate molar mass for compounds based on the appropriate values for elements.

closed captioned The Mole: Convert from Mass to Moles (4m58s, 1/3/2015)

You should first watch the podcast "The Mole: How to Calculate Molar Mass". Demonstrates converting from mass to moles.

closed captioned The Mole: Convert from Moles to Mass (2m49s, 1/3/2015)

You should first watch the podcast "The Mole: Convert from Mass to Moles". Demonstrates converting from mass to moles.

closed captioned Mass and Mole Relationships: Within a Chemical Formula (8m30s, 1/31/2015)

Calculate the mass of calcium citrate when given the mass of calcium.

closed captioned Mass and Mole Relationships: Mass Percent (6m35s, 2/1/2015)

Calculate the mass percent of copper in azurite and malachite.

closed captioned The Empirical Formula: From Mass Percent (7m5s, 2/2/2015)

Determining the empirical formula when given the individual elements' mass percent.

closed captioned The Empirical Formula: From Sample Mass (6m36s, 2/2/2015)

You should work the previous one before attempting this one. This one has a mole ratio that is not initially a whole number.

Stoichiometry: Decomposition of Sucrose (10m42s, 4/12/2015)

Calculates the mass of carbon produced when a given mass of sucrose decomposes.

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Stoichiometry and Limiting Reactants: Production of Ammonia (9m4s, 9/28/2015)

Calculates the mass of ammonia from given masses of hydrogen and nitrogen gases. This uses what I call the "brute force" method for determining the mass of a product when there's a limiting reactant.

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Stoichiometry and Limiting Reactants: Production of Ammonia (3m59s, 9/28/2015)

Calculates the mass of ammonia from given masses of hydrogen and nitrogen gases. This is the same problem as the previous one but this time I first determine the limiting reactant and then calculate the mass of product based on that limiting reactant.

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Stoichiometry and Limiting Reactants (9m55s, 9/28/2015)

Compares the methods shown in the two previous podcasts.

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Stoichiometry and Percent Yield: Production of TiCl4 (8m14s, 3/24/2015)

This stoichiometry problem adds an additional percent yield calculation to it.

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Chapter 4-Reactions in Aqueous Solutions

Solution Units: Calculate the Molarity of an Ethylene Glycol Solution (4m53s, 12/27/2014)

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Solubility: Introduction to Ionic Solubility Rules (12m2s, 2/14/2015)

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Metathesis Reactions: Precipitation-Example 1 (12m0s, 2/15/2015)

Reaction between silver nitrate and sodium chloride.

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Metathesis Reactions: Precipitation-Example 2 (13m12s, 2/18/2015)

Reaction between sodium hydroxide and iron(III) nitrate.

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Metathesis Reactions: Example-Aluminum Sulfate and Ammonium Nitrate (8m52s, 3/21/2015)

Reaction between aluminum sulfate and ammonium nitrate.

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Metathesis Reactions: Neutralization I (Strong Acid) (8m8s, 11/5/2009)

Podcast download video

Metathesis Reactions: Neutralization II (Weak Acid) (6m7s, 11/8/2009)

Podcast download video

Metathesis Reactions: Neutralization III (Insoluble Base) (7m45s, 11/7/2009)

Podcast download video

Chapter 5-Thermochemistry

Chapters 6 & 7-Quantum Theory and Electron Configurations

Chapter 8-Chemical Bonding I: Basic Concepts

McGraw-Hill Online Homework Example-Lewis Structure for PCl5 (9m56s, 12/2/2014)

Demonstrates how to use the online ChemDraw homework web app.

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McGraw-Hill Online Homework Example-Lewis Structure for OCN- (9m2s, 12/7/2014)

Demonstrates how to enter formal charges (near the end of the video is an example where the formal charge is more than 1). Also shows how to adjust a structure when atoms like hydrogen are spontaneously added and need to be removed.

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Lewis Structures: The Rules (5m7s, 11/25/2016)

Introduces the rules we'll use for writing Lewis structures (electron-dot structures).

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Lewis Structures: SF6 (7m16s, 11/25/2016)

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Lewis Structures: CCl4 (1m54s, 11/25/2016)

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Lewis Structures: NH3 (2m51s, 11/25/2016)

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Lewis Structures: NH4+ (2m9s, 11/25/2016)

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Lewis Structures: Chemical Structure and Electronegativity (14m8s, 3/26/2015)

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Lewis Structures: CHCl3 (2m31s, 3/26/2015)

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Lewis Structures: O2 (2m51s, 11/25/2016)

This one introduces the multiple bond with diatomic oxygen.

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Chemical Bonding: Sigma and Pi Bonds (6m58s, 11/25/2016)

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Lewis Structures: CH2O (2m27s, 11/25/2016)

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Lewis Structures: Resonance and Bond Order for Ozone (11m29s, 11/19/2011)

This is an older podcast and uses a set of rules that are a little different than the rules I now use.

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Lewis Structures: Resonance and Bond Order for the Carbonate Ion (8m1s, 11/20/2011)

This is an older podcast and uses a set of rules that are a little different than the rules I now use.

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Lewis Structures: Formal Charge and CO2 (9m44s, 11/25/2016)

This one goes over how to calculate formal charge in detail and uses it to determine which of multiple Lewis structures for the carbon dioxide molecule is the best one.

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Lewis Structures: Formal Charge and the Thiocyanate Ion (4m58s, 11/25/2016)

This one uses formal charge to determine which of multiple Lewis structures for the thiocyanate ion is the best one. If you have yet to calculate formal charge, you need to watch the previous one about carbon dioxide, first.

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Lewis Structures: XeF4 (4m3s, 11/25/2016)

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Lewis Structures: B3 (3m58s, 11/25/2016)

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Lewis Structures: HNO3 (3m26s, 11/25/2016)

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Lewis Structures: H2SO4 (4m23s, 11/25/2016)

This one shows how to use formal charge to change the multiple bonding.

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Chapter 9-Chemical Bonding II: Molecular Geometry and Bonding Theories

Chapter 10: Gases: Their Properties and Behavior

closed captioned Gas Laws: Changing Pressure, Volume, and Temperature (8m58s, 12/13/2014)

How to use the combined gas law when pressure, volume, and temperature are all changing.

closed captioned Gas Laws: Changing Volume and Temperature (7m37s, 12/14/2014)

How to use the combined gas law when volume and temperature are changing.

closed captioned Gas Laws: Temperature Units (3m22s, 12/14/2014)

This one starts from the results of the previous podcast, "Gas Laws: Changing Volume and Temperature", and looks at the temperature units.

closed captioned Gas Laws: The Ideal Gas Law (7m37s, 12/15/2014)

Introduces the ideal gas law and the ideal gas constant.

closed captioned The Ideal Gas Law: Standard Molar Volume (10m57s, 12/14/2014)

Calculates the volume of one mole of an ideal gas under standard conditions and compares it to some experimental results.

closed captioned The Ideal Gas Law: Calculating Temperature (6m55s, 12/17/2014)

Calculates the temperature of a sample of propane gas in a gas cylinder assuming it's an ideal gas.

closed captioned The Ideal Gas Law: Calculating Mass (9m15s, 12/21/2014)

Calculates the mass of the hydrogen gas in the Hindenburg assuming it's an ideal gas.

closed captioned The Ideal Gas Law: Calculating Density (10m19s, 3/20/2015)

Calculates the density of ammonia assuming it's an ideal gas.

closed captioned The Ideal Gas Law: Calculating Molar Mass (7m36s, 12/21/2014)

Calculates the molar mass of an ideal gas.

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