The Three States of Matter

In this animated and interactive object, learners examine the properties of liquids, solids, and gases.

By Debbie McClinton, Dr. Miriam Douglass, Dr. Martin McClinton

Learners examine the method used to calculate the mass percent of an element in a compound. Three examples and one problem illustrate the method.

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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.

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By Dr. Miriam Douglass, Dr. Martin McClinton

Learners convert units used to designate pressure. Units for pressure are atm, mm Hg, torr, and pascal.

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By Bruce Bell

Students read an introduction to the lab equipment used to contain and dispense chemicals. A quiz completes the activity.

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Creative Commons Attribution-NonCommercial 4.0 International License.

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