5.06 Percent Composition

You will definitely want to watch the five jing videos before you attempt these problems: http://www.screencast.com/users/KRBecker/folders/5.%20Percent%20Composition%20Problems

Use a piece of scrap paper for the problems below. The work you complete on one problem will be useful in subsequent problems.

Also, most of the problems require a periodic table. Atomic masses vary somewhat from one periodic table to another. To avoid confusion, use the following periodic table: Open up an extra tab and go to this website: http://www.ptable.com/

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