In this interactive object, the learner practices identifying charges on ions.
By Debbie McClinton, Dr. Miriam Douglass, Dr. Martin McClinton
Learners examine the meaning of oxidation, reduction, and half-reaction, and watch a film showing the deposition of copper metal from the reduction of copper (II) ion by aluminum. A brief quiz completes the activity.
Introduction to Safety in the Chemistry Lab (Video)
By Bruce Bell
Learners read about lab equipment and basic safety measures. In a quiz, they view photos and determine if the lab technicians pictured are using safe practices.
The Limiting Reagent in Chemical Reactions
In this interactive object, learners determine the limiting reagent and the excess reagent in chemical reactions. Learners test their knowledge by solving three problems.
pH and Its Basic Principles
By Joan Kornitz
In this animated object, learners view hydrogen and hydroxide ions in a solution. A brief quiz on the basic principles of the term pH completes the activity.
The Difference Between -(6)Squared and (-6)Squared
By Arlene Smith
In this learning activity you'll calculate problems using the negative both inside and outside of the parenthesis.
Multiplying and Dividing Signed Numbers
By Mona Wenrich
Students read the rules used in multiplying and dividing signed numbers. They view examples and work practice problems.
Multiplication of a String of Signed Numbers
Students read how to organize their work when multiplying more than two signed numbers. A review and practice problems complete the activity.
Adding and Subtracting Signed Numbers
Learners follow the steps for adding and subtracting signed numbers and complete practice exercises.
The Debits and Credits of Accounting
By Lynette Teal
Learners read an explanation of the debits and credits of accounting as they relate to T accounts and the accounting equation. Illustrated examples are provided.
Basics and formulas for Spreadsheets
This game requires students to solve equations in order to reach the honeypot.
Variables On Both Sides of the Equation
This game has students practicing with equations that have variables on both sides of the equation.
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