Все публикации

0:12:49

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

0:07:03

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

0:10:53

The Chemistry of Ocean Acidification and its Consequences for Ocean Life

0:02:10

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

0:12:33

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

0:46:25

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

0:01:20

DEMO: Water from fire! Hydrocarbon combustion.

0:05:47

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

0:15:50

LAB: Properties of Ionic and Covalent Compounds

0:06:58

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

0:05:50

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

0:10:20

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

0:05:50

Balancing Chemical Equations in THREE easy steps: the Box Method

0:03:36

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

0:09:47

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

0:06:47

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

0:08:42

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

0:04:39

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

0:08:28

How to predict products for single replacement reactions

0:04:53

How to predict products for combustion reactions, including hydrocarbon combustion

0:05:08

How to predict products for double replacement (precipitate) reactions

0:07:51

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

0:05:18

Gas density and PV=nRT, the ideal gas law

0:08:57

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