Dr. Miriam Douglass
Dr. Martin McClinton
Learners examine how chemists use moles to "count" atoms by weight. Examples are given.
By Jill Larson
In this interactive object, the learner practices identifying charges on ions.
A Biological Example of Water Solubility
In this animated object, students examine the role that the solubility of water plays in various biological functions.
Biomolecules The Carbohydrates
By Barbara Liang
Learners read a brief introduction to monosaccharides, disaccharides, and polysaccharides. The processes for dehydration synthesis and hydrolysis are shown.
Calculation of Atomic Weight from Isotopic Composition
By Debbie McClinton, Dr. Miriam Douglass, Dr. Martin McClinton
Learners examine the method for calculating the atomic weight of copper from the natural percent composition of each of its two isotopes.
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