3.1.2
Amount of Substance
Moles, Avogadro's constant, ideal gases, empirical formulae, yield, atom economy, and titrations.
Moles and Molar Mass
Moles, Avogadro's constant, relative masses, and molar mass calculations.
→Ideal Gas Equation
The ideal gas equation \( pV = nRT \), unit conversions, and calculations.
→Empirical and Molecular Formulae
Determining empirical and molecular formulae from analytical and combustion data.
→Balanced Equations and Calculations
Reacting masses, limiting reagents, percentage yield, and atom economy.
→Solution Concentration and Titrations
Concentrations, preparing standard solutions, and acid-base titration calculations.
→Exam Practice
MCQs and structured questions with AQA mark scheme answers.
→Flashcards
Review key definitions and concepts with interactive flashcards.