docx, 143.11 KB
docx, 143.11 KB
docx, 141.27 KB
docx, 141.27 KB

A summary of the key knowledge required for Unit 3 AQA GCSE Chemistry. Content is presented in the form of key questions and answers. Students can use the Key Knowledge as a knowledge organiser, a self-quizzing sheet, or a reference/revision resource. Combined science and Triple science resources provided on separate documents.

Unit 3: Quantitative Chemistry

  • Conservation of mass
  • Balancing symbol equations
  • Mr
  • Moles: calculating, using to balance equations, limiting reagents
  • Concentrations of solutions
  • Moles & gases (T)
  • Atom economy & yield calculations (T)

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