All Quantitative chemistry and stoichiometry articles – Page 2
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FeatureEpidemiology: Calling the disease detectives
What is an epidemiologist? Inspire students with this fascinating insight into the world of some of the most powerful scientific detectives
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ResourceDetermining relative atomic weights
Heat a known mass of two metals to produce their oxides and determine their relative atomic masses.
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IdeasWorking with units and prefixes
How to help students use units and prefixes correctly and easily convert between them
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ResourceQuantitative chemistry starters | 16–18
Put your students’ quantitative chemistry skills to the test with Starter for ten activities around topics such as the mole, the ideal gas equation, percentage yield and atom economy.
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Class experimentMass changes in chemical reactions
Perform two chemical reactions to see whether any mass changes occur in this microscale class practical. Includes kit list and safety instructions.
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ResourceFinding out how much salt there is in seawater
Use the microscale titration apparatus to titrate silver nitrate solution against sea water
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ResourceTeacher subject knowledge self assessment tests
Use these diagnostic tests to self-assess your chemistry subject knowledge, and identify strengths and areas for development. These two quizzes test at the pre-16 level. Complete the first to get feedback broken down by topic. Use the second quiz to check progress, once you’ve refreshed your knowledge in key topics.
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ResourceTeacher subject knowledge self assessment: post-16
Use these diagnostic tests to self-assess your chemistry subject knowledge, and identify strengths and areas for development
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CPD articleMaking measurements
Help your students use appropriate apparatus to make and record a range of measurements
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NewsReasoning with proportion
Abstract reasoning rather than rule-following helps lower-attaining students
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ResourceLow sodium salt substitutes
This resource uses a titration method to analyse the chemical composition of Lo-Salt, a reduced sodium salt alternative.
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ResourceUse of salt in cooking, part 2
This resource explores why salt is always added to the water when cooking green vegetables.
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ResourceProblem solving tutor
Use this online interactive tutorial to teach three different methods for solving problems in quantitative chemistry. Video: How to use the problem solving tutor
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Class experimentThe volume of 1 mole of hydrogen gas
Understand the volume of one mole of hydrogen gas through a magnesium and acid reaction, taking note of the temperature and pressure. Includes kit list and safety instructions.
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Class experimentEnergy content in foods
Try this class experiment to investigate how much energy different foods contain. Includes kit list and safety instructions.