Sophia Learning
Sophia: Chemical Equation: Balancing
Use this narrated tutorial to help understand how to balance a chemical equation using coefficients and leaving formula subscripts unchanged. [9:35]
CK-12 Foundation
Ck 12: Physical Science: Chemical Equations
[Free Registration/Login may be required to access all resource tools.] An overview of chemical equations.
Georgia Department of Education
Ga Virtual Learning: Ap Chemistry: Stoichiometry
Students apply new knowledge of the elements to name and write chemical formulas, write and balance chemical equations, and perform mathematical calculations about the relationships between those chemicals, using a fundamental unit in...
Virginia Tech
Types of Equations
After learning about and reviewing the types of chemical equations and rules for balancing, students can practice balancing equations on interactive quizzes.
BBC
Bbc: Gcse Bitesize: Chemical Calculations
You should be able to calculate the masses of reactants and products from balanced equations, and the formula of a compound from information about reacting masses.
Chem Tutor
Chem Tutor: Basic Stiochiometry
Detailed discussion of stoichiometry, mols, and percents. Includes examples showing dimensional analysis (factor-lable method) and a link to the mole road map (a diagram which leads one through the stoichiometric problem-solving process).