Pupils research chemical components of coal, as well as environmental health impacts of mining and burning coal. They discuss conservation of mass as it relates to combustion of organic compounds.

Learn how to balance equations in this tutorial. Tutorial includes videos, interactive activities, and practices.

An interactive tutorial on balancing equations.

An introduction to chemical reactions and an explanation of balanced equations.

How does one know if a chemical equation is balanced? What can be changed to balance an equation? Play a game to test ideas!

Explore balanced chemical equations in this tutorial. Tutorial includes videos, interactive activities, and practice to help students understand balanced chemical equations and the Law of Conservation of Mass.

This learning resource shares examples and explanations of how to balance equations.

After learning about and reviewing the types of chemical equations and rules for balancing, students can practice balancing equations on interactive quizzes.

[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will balance a redox equation using the oxidation-number-change method. They will break the equation down into oxidation...

Practice your balancing chemical equations skills with this interactive exercise. Students are given equations that need to be balanced. Tutorial gives immediate feedback by telling the students they are correct or incorrect. After...

[Free Registration/Login may be required to access all resource tools.] How to balance a chemical equation and using coefficients.

An interactive simulation with weights and scales that teaches about balancing chemical equations and conservation of mass. This simulation can either be downloaded or played online and includes handouts, lesson plans, and additional...

An exercise for students to practice balancing equations. Exercise gives one equation per page and after the students complete the problem it tells them whether their answer is correct or not. A good basic practice for students who need...

Use this narrated tutorial to help understand how to balance a chemical equation using coefficients and leaving formula subscripts unchanged. [9:35]

[Free Registration/Login Required] Learn the basics of chemical equations by watching methane bubbles light on fire. Practice balancing chemical equations.

Practice balancing chemical equations with ten multiple choice questions. Hints are available if needed.

Learn how to balance equations with this fun, animated exercise. Add in the correct coefficients to get the right answers.

A narrated screencast explaining how to use a balanced chemical equation to determine the number of particles of a substance given the starting mass of another substance. [4:46]

[Free Registration/Login may be required to access all resource tools.] Students explore mass relations between reactants and products for a given chemical process, and practice balancing chemical equations.

Welcome to It's Elemental - Balancing Act! The computer will give you a number of incomplete chemical equations. Balance the chemical equations by selecting coefficients from the pull-down menus. Once you think the equation is balanced,...

The computer will give you a number of incomplete chemical equations. Balance the chemical equations by selecting coefficients from the pull-down menus. Once you think the equation is balanced, press the 'Check my answer!' button.

Students learn the basics of writing and balancing the chemical equations of chemical reactions.

In this interactive module, students are introduced to the most fundamental part of chemistry: chemical reactions and the formulas that accompany them.

The objective of this article is to introduce how to balance redox reaction chemical equations in neutral solution.