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Chemistry Lessons Review Links

Lessons on Stoichiometry (Reactions)

Name Description Type
Empirical Formula from Mass
Chemistry Zone Members Only
This guides you through determining the empirical formula of a compound just based on the mass of its parts. Guide
Empirical Formula from %Comp Guide This guides you through determining the empirical formula of a compound just based on the percent composition of its parts. Guide
Molecular Formula from Empirical & Molecular Mass
Chemistry Zone Members Only
This guides you through determining the molecular formula of a compound just based on the empirical formula and the molecular mass. Guide
Molecular Formula from %Comp & Molecular Mass
Chemistry Zone Members Only
This guides you through determining the molecular formula of a compound just based on the percent composition and the molecular mass. Guide
Calculating Percent by Mass This guides you through determining the percent composition of an element in a substance just based on its mass. Guide
Molarity Calculations This lets you practice Molarity calculations involving moles, volume and Molarity.  Bring a calculator. Live Practice
(Javascript)
Molarity - Mass Calculations This lets you practice Molarity calculations involving mass, volume and Molarity.  Bring a calculator and a periodic table. Live Practice
(Javascript)
Balancing Chemical Reactions A clever tutorial on balancing chemical reaction equations. Tutorial
(ShockWave)
Balancing Combustion Reactions A nice tutorial with immediate feedback on balancing chemical reaction equations. Tutorial
(ShockWave)