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.

A chemistry tutorial which explains pH and the pH scale. There are also opportunities for students to do some calculation practice.

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

Listen and watch as this audio book shows the relations of molar mass and chemical compounds. Discover the formula for molecular mass, ionic compounds, and formula units, and view several pictures about chemical formulas.

This audio book, narrated by author Mark Bishop, describes how to use equation stoichiometry for reactions that are in a solution. Many examples are shown, and general steps to complete the problems are given.

Students explore the concept of a mole and molar mass, and how these values are used in chemistry.

This chemistry e-textbook provides students with AP-level reading and practice material on thermochemistry.

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

Use this study guide to help review information about chemical calculations and chemical equations. Study everything from equation stoichiometry to molarity of substances.

This chapter on chemical calculations and equations focuses on equation stoichiometry. Learn how to convert masses, use limiting reactants, and calculate the molarity of a solution.

Students have the opportunity to study examples and worked out example problems to further their understanding of chemical solution concentration.