Tuesday, June 8, 2010

2.02 - Drawing Lewis Dot Structures of Ionic and Covalent Compounds

video

3 comments:

Anonymous said...

Helped me lots! A bit long but at least I understood it!
And I got my Homework done!
I recommend this to anyone who has trouble understanding their Chemistry teacher and understanding the material in class.

Anonymous said...

yo mr.P u are the best!

許瑋菁 said...

IS VERY GOOD..............................