+
Worksheet
Curated OER

Math for AS Chemistry

For Students 9th - 12th
No practice problems are given on this handout; it is a detailed list of concepts to know and tips for working related problems in chemistry. Give this to learners as a study guide, or use it early in your career as a chemistry...
+
PPT
Curated OER

The Mole

For Teachers 9th - 12th
This compact collection of slides explains the history and use of the mole unit. Relative atomic mass, as John Dalton understood it, is explained. Avogadro's number is also introduced. The mole, or the unit for the amount of a substance,...