wally25feb's channel

dedicated to Ludwig van Beethoven

Viswanathan Anand talks About His Year in Chess and the World Championship Match during the London Chess Classic, 2011. Vishy reflects on his rath...

Sorry, i am having technical issues doing the web streaming! My computer keeps crashing every time I try to stream.... going to try and fix it hope...

Check us out at http://www.tutorvista.com//...

An ore is a type of rock that contains minerals with important elements including metals. The ore...

Drawing Lewis Dot Structures | Molecular Geometry | Orbital Geometry | AXE Notation | Hybridization | Polar or Non-Polar | Shape | Chemistry Whitwe...

Segment from the program Cells: The Structure of Life. To purchase this program visit http://www.greatpacificmedi...

Over 200 videos, reshot in HD, now available at www.chemguy.com for just a donation! This clip: Chemguy gives an overview of the properties of mole...

Unit 12 Video #1

Elementary Algebra- Solving Linear Equations by Translation. East Los Angeles College, Daniel Judge, www.ddjudge.com, Spring 2010

In this video I work through a few more difficult examples, where there may be a few steps involved, or rearranging formulas.

Arrhenius, Bronsted Lowry, and Lewis Acids and Bases.

A tutorial on calculating the molarity or the concentration, of a solution.

Answers to worksheet 71

Acid/Base Equilibrium Quiz

answers to pg 499 #20,21

answers to pg 499 #17,18,19

A tutorial on calculating the concentration of a solution in % weight-volume

This video shows the basics of pH without the hard-core math, and how pH values relate to each other.

(c) 2010, Mark Rosengarten

Introduction to stoichiometry

Introduction to ionic, covalent, polar covalent and metallic bonds.

An introduction to orbitals

The atom, proton, neutron and electron

Calculating the pH of a weak acid

Calculating the pH or pOH of strong acids and bases.

Autoionization of water into hydronium and hydroxide ions. pH, pOH, and pKa.

Ignoring the solution or the solid state molecules when calculating the equilibrium constant.

A more concrete attempt at showing how the probabilities of molecules reacting is related to their concentration.

Equilibrium reactions and constants.

Kinetics, activation energy, activated complex and catalysts.

Raising or lowering the boiling or freezing point of a solution by adding solute.

Solubility of salt and gas solutes in liquid solvent.

Suspensions, Colloids and Solutions. The difference between Molarity and Molality.

Covalent Networks, Metallic, and Ionic Crystals: Some of the strongest molecular structures.

How much ice at -10 degrees C is necessary to get 500g of water down to 0 degrees C?

More on Plasma and Hydrogen bonds.

Figuring out the partial pressures of various gases in a container.

Figuring out the mass of Oxygen we have.

PV/T is a constant. Figuring out the volume of an ideal gas at standard temperature and pressure (STP).

Figuring out the number of moles of gas we have using the ideal gas equation: PV=nRT.

Intuition behind the ideal gas equation: PV=nRT.

Another exercise converting a mass composition to an empirical formula.

Introduction to the idea of a mole as a number (vs. an animal)

Someone send this video to me long time back. Besides this video is very cool to watch, this video also proves how people used to go crazy when MJ ...

This lecture covers the measure of position (z-score, percentiles, quartiles). Spring 2008. http://web.mac.com/ddjudge

This lecture covers the measure of position (z-score, percentiles, quartiles). Spring 2008. http://web.mac.com/ddjudge

This lecture covers pictures of data (Histrogram and Frequency Polygon) and the center of data (mean, median, mode). http://web.mac.com/ddjudge

This lecture covers the measure of position (z-score, percentiles, quartiles). Spring 2008. http://web.mac.com/ddjudge