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Dr. Miriam Douglass
Dr. Martin McClinton
Learners examine a table containing the names of common cations and anions. They then check their knowledge by answering a series of questions.
By Dr. Miriam Douglass
In this interactive object, learners calculate the amount of heat evolved or absorbed in chemical reactions. Four practice problems are provided.
By Jill Larson
In this interactive object, students examine how the volume and temperature of an ideal gas relate under conditions of constant pressure and quantity.
Gas Volume vs. Temperature (Charles's Law)
By Dr. Miriam Douglass, Dr. Martin McClinton
In this animated object, learners examine how gas volume varies directly with absolute temperature (K at constant pressure). An example of a sample of gas at two conditions of volume and temperature is used to illustrate the law.
Peptide Bond Formation
By Richard Wilkosz
In this animated object, learners examine the formation of peptide bonds through dehydration synthesis.
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