A fully-resourced lesson that uses a range of tasks, understanding checks and quick competitions to guide students through calculating the relative formula mass for substances with a range of chemical formulae. The relative formula mass is required in a lot of calculations, such as those that involve moles, so it is an important skill to get right. Worked examples are used throughout the lesson to visualise the metho for the students. Initially, students will learn how to calculate the mass from simple formulae before helpful hints are provided for harder formulae such as those that contain a bracket. Students are given the chance to apply their knowledge by proving that mass is conserved in a reaction. This lesson has been written for GCSE students but could be used with higher ability KS3 students in lessons that are looking to push knowledge forward
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Topic C1e: Chemical formulae, equations and calculations (Edexcel iGCSE Chemistry)
This bundle of 10 lessons covers the majority of the content in Topic C1e (Chemical formulae, equations and calculations) of the Edexcel iGCSE Chemistry specification. The topics and specification points covered within these lessons include: * Writing word equations * Writing balanced symbol equations (with state symbols) * Calculate relative formula masses * Know that the mole is the unit for the amount of a substance * Understand how to carry out calculations involving amount, relative atomic and formula mass * Calculate reacting masses * Calculate percentage yield * Know the terms empirical formula and molecular formula and be able to calculate both * Calculate concentration of solutions * Calculate gas volumes All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding.
Topic C4: Stoichiometry (Cambridge iGCSE Science Double Award)
This bundle of 10 lessons covers all of the content in Topic C4 (Stoichiometry) of the core and supplement sections of the Cambridge iGCSE Science Double Award specification. The topics and specific points covered within these lessons include: Use the symbols of the elements and write the formulae of simple compounds Determine the formula of an ionic compounds from the charges on the ions present Construct and use word equations Construct and use symbol equations, with state symbols, including ionic equations Deduce the balanced equation Relative formula mass Define the mole in terms of Avogadro's constant Use the molar gas volume Calculate stoichiometric reacting masses and volumes of gases Calculate the concentration of solution All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding
Topic C3: Quantitative chemistry (AQA GCSE Chemistry)
This bundle of 9 lessons covers all of the content in Topic C3 (Quantitative Chemistry) of the AQA GCSE Chemistry specification. The topics covered within these lessons include: Conservation of mass and balanced symbol equations Relative formula mass Mass changes when a reactant or product is a gas Moles Using moles to balance equations Limiting reactants Concentration of solutions Percentage yield Atom economy Volumes of gases All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding.
Topic C2: Elements, compounds and mixtures (OCR Gateway A GCSE Chemistry)
This bundle of 19 lessons covers the majority of the content in Topic C2 (Elements, compounds and mixtures) of the OCR Gateway A GCSE Chemistry specification. The topics covered within these lessons include: Relative formula mass Empirical formula Pure and impure substances Filtration and crystallisation Distillation Chromatography Metals and non metals Electronic structure Forming ions Ionic compounds Simple molecules Giant covalent structures Polymer molecules Metallic bonding Allotropes of carbon Graphene and the fullerenes Changing state Nanoparticles All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding.
Topic C2: Elements, compounds and mixtures (OCR Gateway A GCSE Combined Science)
This bundle of 18 lessons covers the majority of the content in Topic C2 (Elements, compounds and mixtures) of the OCR Gateway A GCSE Combined Science specification. The topics covered within these lessons include: Elements Electron configurations Compounds Chemical formula of ionic compounds Ionic compounds Covalent substances Simple molecules Polymers Metallic bonding Diamond and graphite Graphene and the fullerenes Changing states Pure and impure substances Distillation Filtration and crystallisation Chromatography Interpreting chromatograms Relative formula masses Empirical formula All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding.
Topic C2.1: Purity and separating mixtures (OCR Gateway A GCSE Combined Science)
This bundle of 10 lessons covers all of the content in the sub-topic C2.1 (Purity and separating mixtures) of the OCR Gateway A GCSE Combined Science specification. The topics covered within these lessons include: * Explain what is meant by the purity of a substance and use melting point to distinguish pure from impure * Calculate the relative formula mass separately and in a balanced symbol equation * Deduce the empirical formula of a compound * Explain that many useful materials are formulations of mixtures * Describe and explain the processes of filtration, crystallisation, simple distillation and fractional distillation * Describe the processes of paper and thin-layer chromatography * Recall that chromatography involves a mobile and stationary phase * Interpret chromatograms All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding.
Calculations involving masses (Edexcel GCSE Combined Science & Chemistry)
This bundle of 7 lessons covers the majority of the content in the C1 sub-topic called CALCULATIONS INVOLVING MASSES of the Edexcel GCSE Combined Science & GCSE Chemistry specifications. The topics covered within these lessons include: Calculating relative formula mass Empirical formula The law of the conservation of mass Calculating masses in reactions Calculating concentration of solutions Avogadro's constant Mole calculations Limiting reactants Stoichiometry All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding.
Topic C3: Quantitative Chemistry (AQA Trilogy GCSE Combined Science)
This bundle of 5 lessons covers the majority of the content in Topic C3 (Quantitative Chemistry) of the AQA Trilogy GCSE Combined Science specification. The topics covered within these lessons include: Relative formula mass The mole Conservation of mass The mole and equations Limiting reactants Concentration of solutions All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding.
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