Read how to use molar mass equations to find conversion factors and molecular compounds. View several examples using given formulas for molar mass.

This slide and audio book shows how to relate mass to a number of particles by using many formulas, examples, and real life scenarios. View the weighted average calculations, Avogadro's number, the atomic mass of carbon, and molar mass.

This online textbook chapter provides learners with advanced-level material on the structure and relationships between atoms, molecules and ions.

Provides a good outline of the concepts involved in ionic and covalent bonding, with links to definition of terms. Features a list of common molecular compounds and a chart that compares ionic and molecular compounds.

This online textbook chapter provides learners with advanced-level reading and practice material on stoichiometry

Defines inertial and gravitational mass, their scientific history, formulas used in their calculation, the definition of weight, units used for mass, and mass as perceived in the theory of special relativity.

A good reference page for anyone studying polyatomic ions. Tables included on this page organize polyatomic ions by family and by charge. Information on naming compounds with polyatomic ions is also provided. There is a link to an online...

This slide presentation contains a few slides that will be useful for students learning to write Lewis structures. A discussion of multiple bonds is included, and clear examples are shown.

Resource provides notes on Moles and Stoichiometry. Deals with all book-keeping aspects, including as section on yields and limiting reactants. Includes lesson plans, lecture slides and notes, links to related websites, and frequently...

An excellent lesson on writing Lewis structures. Examples shown include ammonium ion, carbon dioxide and the carbonate ion.

[Free Registration/Login may be required to access all resource tools.] Defines acid, naming of acids, and writing formulas for acids.

This lesson focuses on chemical compounds including Ionic and Covalent Bonds, Valences, Lewis Structures, Binary Covalent Compounds, Radicals or Polyatomic Ions, and much more. It also includes a compound worksheet in which the students...

[Free Registration/Login Required] This flipchart provides an introduction to naming and writing formulas for compounds and includes assessment questions.

Deepen your understanding of the mole in chemistry. Find out the origin of the term, and the formulas it represents.

This site from Frostburg State University answers a dye relevant question and in doing so gives the structural formula of a common dye. It explains how lipstick color lasts, and what chemical produces the red color.

Learn the voltage formula for determining a measure of current electricity in this illustrated presentation.

[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will learn to explain how an ionic bond is formed when electrons are transferred from one atom to another in terms of the...

Students will use previous knowledge of chemistry concepts and skills to interpret mass spectrometry graphs and will learn to determine one or more possible formulas for an organic molecule represented on the graph. They will also gain...

A brief description of cycloalkanes. Properties, chemical make-up, and structure provided. Brief introduction to nomenclature of cycloalkanes and generic formula. Interactive piece requires x-pdb plug-in.

The alkanes, alkenes, alcohols and carboxylic acids are four different homologous series of organic compounds. Their different chemical properties are due to their characteristic functional groups. This lesson focuses on Alkanes...

This site provides formulas and examples that deal with Nuclear Chemistry. It also has practice problems.

[Free Registration/Login may be required to access all resource tools.] In this module, students will explore cyclic hydrocarbons, and explain how ring strain contributes to the shape of cyclic hydrocarbons. They will also name and write...

[Free Registration/Login may be required to access all resource tools.] Students investigate ionic compounds, and learn how to write chemical formulas for them.

A series of virtual experiments that show students the power and importance of evaporation.