Dr. Miriam Douglass
Dr. Martin McClinton
Learners read definitions of atomic symbols, atomic numbers, and mass numbers and then answer questions about the number of neutrons, protons, and electrons in select elements.
By Jill Larson
In this animated object, students examine the role equilibrium plays in everyday life. Formulas are presented in an interactive way.
A Biological Example of Water Solubility
In this animated object, students examine the role that the solubility of water plays in various biological functions.
Mole Ratios in Chemical Equations
By Debbie McClinton, Dr. Miriam Douglass, Dr. Martin McClinton
Learners use the coefficients in a balanced equation to develop the mole ratios of reactants and products involved in the reaction. Five interactive examples illustrate the method, and students test their knowledge by working four problems.
Acids & Bases
Students read different definitions of "acids" and "bases." In an interactive exercise, they identify if a substance is an acid or a base.
Learn the vocabulary associated with the structure of an atom
Find the correct words that go with each definition
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