ages 14-16 >
Materials and chemical change >
Maths in chemistry
Chemical calculations cartoon (BBC Bitesize)
Watch the cartoon to find out about relative atomic mass, relative formula mass, percentage composition and atom economy.
Chemistry calculations (Doc Brown)
Choose a calculation topic (on the left) and then choose the multiple choice quiz or the short answer quiz (red buttons on the right).
Moles and mass calculations - Bitesize
Read through this sequence of revision pages to recap your understanding of moles and reacting mass calculations.
Titrations - Bitesize
Read through this series of pages that revises indicators, pH curves, how to do a titration and how to process the results of a titration.
Choose the topic you want from the list on the left. There is a video explaining how to play Gridlocks if you need it.