
Fully editable C4.6 Expressing Concentrations lesson for AQA GCSE Chemistry (Triple & Combined Science).
Help students master how to calculate and compare concentrations of solutions using step-by-step PowerPoints, scaffolded worksheets, retrieval activities, and exam-style questions—all precisely aligned to the AQA specification and ready to teach immediately.
Includes Free AI Long-Answer Marking where students can submit calculation and extended-response answers online and receive instant, AQA-aligned feedback to strengthen reasoning, structure, and mathematical fluency.
What’s Included:
Editable PowerPoint (clear worked examples & formula breakdowns).
Printable & editable worksheets (Foundation → Higher tier).
Exam-style questions with mark schemes & model answers.
Retrieval starter, AfL checkpoints, and exit ticket.
Homework / revision quiz (ready to print or upload).
Comprehensive answer sheets for all tasks.
Bonus: Free AI Long-Answer Marking – students receive instant feedback aligned to AQA mark-scheme expectations.
Topics Covered (C4.6 Expressing Concentrations):
Definition of concentration in chemistry.
Units of concentration:
Concentration (g/dm³)Mass of solute (g)
Volume of solution (dm³)
Concentration (g/dm³)=
Volume of solution (dm³)
Mass of solute (g)
Converting between g/dm³ and mol/dm³ using molar mass.
Practical applications: preparing standard solutions & interpreting data.
Worked examples: using balanced equations to link moles and concentration.
Real-world context: concentration in medicine, food science, and water chemistry.
Exam-style reasoning and calculation tasks.
Why Teachers Love This Lesson:
No-prep, no-stress: ready to teach immediately.
Curriculum-true: written precisely for AQA GCSE Chemistry (8462 & 8464).
Exam-success focus: builds strong quantitative and application skills.
Differentiated: includes scaffolds for Foundation and Higher challenges.
Real-world context: links classroom learning to lab and industry practice.
Format:
PPTX slides | DOCX/PDF worksheets & assessments | Fully editable | Print-friendly
Spec & Tiers:
AQA GCSE Chemistry (8462) & AQA Combined Science Trilogy (8464)
Suitable for Foundation and Higher tiers (clearly signposted).
Category: Secondary > Science > Chemistry > GCSE > Quantitative Chemistry
Tags: AQA GCSE Chemistry, C4.6 Expressing Concentrations, Concentration Calculations, Quantitative Chemistry, Solutions, Moles, Chemistry Equations, Triple Science, Exam-Style Questions, AI Marking, PlanetReynolds
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