Chemistry › Section D · Stoichiometry of reactions › Topic D.3
Reaction stoichiometry
A balanced equation tells you more than which substances react: its coefficients say exactly how much of each is used and made. Stoichiometry turns that information into grams, litres and numbers of molecules, which is how chemists, engineers and pharmacists plan every reaction they run.
In this topic
- A balanced equation is a recipe
- Mole ratios from coefficients
- The road map
- Worked example: moles and molecules
- Worked example: from grams to grams
- Worked example: the carbon dioxide from a gas grill
- Worked example: a reaction in solution
- Checking a stoichiometry answer
- Common mistakes to avoid
- Key takeaways
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