NECTA Form 1–4 (CSEE) · Form 3 · Chemistry (Form 3) · Notes · Unit 2: Stoichiometry, Empirical & Molecular Formulae, Limiting Reactants & Yields

Unit 2: Stoichiometry, Empirical & Molecular Formulae, Limiting Reactants & Yields

Official NECTA CSEE Form 3 Chemistry Subtopic 3.1: Percentage composition by mass, water of crystallization determination, empirical vs molecular formulae, experimental determination (crucible magnesium combustion, copper oxide reduction with dry hydrogen), stoichiometric reacting mass calculations, limiting reagents, theoretical vs actual yields, percentage yield calculations and loss factors, and sample percentage purity.