Georgia Department of Education
Ga Virtual Learning: Chemistry: Stoichiometry
Through informational text, interactive practice problems, video clips, and real-world application, students are introduced to the science of Stoichiometry.
Sophia Learning
Sophia: Chemical Reactions: Stoichiometry
This lesson on stoichiometry demonstrates how to use a balanced chemical equation to determine the mass of a product given the starting mass of a reactant. [7:55]
Thomas Jefferson National Accelerator Facility
Jefferson Lab: 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, press the 'Check my answer!' button.
CK-12 Foundation
Ck 12: Physical Science: Conservation of Mass in Chemical Reactions
[Free Registration/Login may be required to access all resource tools.] Explains Law of conservation of mass and why chemical equations must be balanced.