IONS! What are they and why do we care? Atoms, protons, electrons, and charge!

Help with Chemistry! Tutoring at Crash Chemistry Academy

The significance of the movement of air molecules on the world around us

Why does nitrogen triiodide (NI3) explode: understanding explosions and the role of nitrogen

What is a Chemical Equation? What do the symbols mean; What does it tell us about chemical reactions

Evidence from changing 13C/12C isotopic ratio for human generated increases in carbon dioxide

The Chemistry of Ocean Acidification and its Consequences for Ocean Life

Collision Theory: What basic behaviors are required of particles in order to react?

Significant Figures/Significant Digits: in Measurement, in Numbers, in Calculations; sig fig rules

The Science Behind Global Warming: The Mechanism of the Greenhouse Effect

DEMO: Water from fire! Hydrocarbon combustion.

LAB: Formula Writing and Naming of Precipitates (double replacement reactions)

LAB: Properties of Ionic and Covalent Compounds

Electronegativity: bond character/bond type: electronegativity difference and predicting bond type

Bohr Model in Brief: The planetary model, its connection to emission spectra & quantized electrons.

Solutions: Solubility, Solubility Curves, Saturation, and Supersaturation.

Balancing Chemical Equations in THREE easy steps: the Box Method

An explanation of the balloon in flask demo (inside out balloon demo)

PV=nRT The Ideal Gas Law: What is it, What is R, four practice problems solved including molar mass

Behavior of Gases: How we experience the every day consequences of gas particle behavior

Thermochemical Equations and Using the energy term (heat of reaction) in mole-mass problem solving

Ionic Bonds - Ionic Compounds: What is the ionic bond and how does the ionic compound form?

How to predict products for combustion reactions, including hydrocarbon combustion

How to predict products for single replacement reactions

How to predict products for double replacement (precipitate) reactions

Types of Chemical Reactions: How to classify five basic reaction types.

Gas density and PV=nRT, the ideal gas law

Organic Molecules: The versatility of carbon--The tremendous variety of organic compounds on earth.

Concentration and Molarity explained: what is it, how is it used + practice problems

What is Heat? A brief introduction at the particle level.

Surface Tension - What is it, how does it form, what properties does it impart

metric unit conversions shortcut: fast, easy how-to with examples

Successive Ionization Energies

Polar Molecules Tutorial: How to determine polarity in a molecule

Hybrid Orbitals explained - Valence Bond Theory | Orbital Hybridization sp3 sp2 sp

Naming Ionic Compounds, a tutorial | Crash Chemistry Academy

Periodic Trends & Properties Tutorial: Periodicity & the Periodic Table of Elements; Crash Chemistry

Louis de Broglie's explanation of Bohr's atomic model

What is Fire? Combustion Reaction Tutorial | kinetic & potential energy, heat & light | Chemistry

Volume Tutorial: What is volume; Calculate / Find Volume of cubes and cylinders

Percent Yield Tutorial: Explained + Practice Problems | Crash Chemistry Academy

Limiting Reactants Tutorial: How to find Limiting Reactants/Limiting Reagents using Stoichiometry

The Electron Cloud Model explained

The Bohr Model of the atom and Atomic Emission Spectra: Atomic Structure tutorial | Crash Chemistry

Effective Nuclear Charge, Shielding effect, & Periodic Properties Tutorial; Crash Chemistry Academy

Frequency, Wavelength, and the Speed of Light

Metallic Bonding & Properties Tutorial [Now with Animations!] | The Crash Chemistry Academy

Heating Curves Tutorial: How to Calculate enthalpy changes in Heating & Cooling | Crash Chemistry

Metric Unit Prefix Conversions: How to Convert Metric System Prefixes | Crash Chemistry Academy

Mole Conversions Tutorial: how to convert mole - mass, mole - particle, mass - particle problems

Unit Conversion Using Dimensional Analysis Tutorial (Factor Label Method) | Crash Chemistry Academy

Solution Stoichiometry tutorial: How to use Molarity + problems explained | Crash Chemistry Academy

Stoichiometry Tutorial: Step by Step Video + review problems explained | Crash Chemistry Academy

Ionic & Net Ionic Equations, Dissociation & Precipitation (PART I) | Crash Chemistry Academy

Ionic and Net Ionic Equations tutorial (PART II) | Crash Chemistry Academy

Ionic Equations & Net Ionic Equations, Dissociation & Precipitation | Crash Chemistry Academy

Polyatomic Ions explained: Origin of Charge + Drawing Polyatomic Ion Lewis Dot Structures Tutorial

Lewis Dot Structures tutorial: How to Draw Electron Dot Diagrams made easy

Chemical Equilibrium Explained | Video Tutorial | Crash Chemistry Academy

Molecules vs. Ionic Compounds: Structural Differences Explained, Formula Unit vs Molecule; Chemistry