Teaching is a balancing act! Keep things on an even keel with a comprehensive equilibrium lesson plan. The resource covers reversible and irreversible reactions, Le Chatelier's Principle, and the industrial applications of equilibrium...

[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students identify the chemical properties of a substance and describe chemical changes and differentiate them from physical changes....

[Free Registration/Login may be required to access all resource tools.] Definition of physical change and examples, and how physical changes can be reversed.

[Free Registration/Login may be required to access all resource tools.] Covers reversible and irreversible physical changes.

[Free Registration/Login may be required to access all resource tools.] Definition of physical change and examples, and how physical changes can be reversed.

[Free Registration/Login may be required to access all resource tools.] Students will describe methods for separating mixtures, such as chromatography, distillation, fractional distillation, evaporation, and filtration. They will also...

Join Leander in his chemistry lesson, and learn about the change of different types of substances.

[Free Registration/Login may be required to access all resource tools.] Definition of chemical change and examples, signs of chemical change and how it can be reversed.

[Free Registration/Login may be required to access all resource tools.] In this online tutorial, students will begin to understand a substance according to its physical properties. Learn to distinguish between extensive and intensive...

[Free Registration/Login may be required to access all resource tools.] Definition of a change of state and the physical processes that cause it.

This activity introduces students to the complex chemistry of estuarine water. Students investigate how chemical and physical water quality factors-pH, temperature, dissolved oxygen, and salinity-change and interact over varying time...

[Free Registration/Login may be required to access all resource tools.] What radioactive decay is and the three different types. How it changes one element to another and its dangers.

[Free Registration/Login may be required to access all resource tools.] Definition of a change of state and the physical processes that cause it.

[Free Registration/Login may be required to access all resource tools.] Definition of chemical change and examples, signs of chemical change and how it can be reversed.

Using temperature probes, students will monitor the temperature of melting ice cubes in different situations. This lab activity, allows students to view the procedure and answer questions online that can be saved and evaluated by the...

[Free Registration/Login may be required to access all resource tools.] Explains hydrogen bonds including why they form and changes of state.

[Free Registration/Login may be required to access all resource tools.] After identifying the two driving forces behind all chemical reactions and physical processes, students investigate entropy, and predict whether the entropy change...

[Free Registration/Login may be required to access all resource tools.] Signs that a chemical reaction has occurred.

A module reviewing over how vaporization occurs and its difference from evaporation. Also, review over the definition of boiling point. Module includes a video, pictures, explanation, and review questions.

[Free Registration/Login may be required to access all resource tools.] In this lesson, students study the difference between reactions that absorb versus release heat as well as how to measure this change in energy.

[Free Registration/Login may be required to access all resource tools.] Students will compare theoretical yield to actual yield, and then investigate what happens when one reactant runs out before the other reactants are fully consumed....