2 IGCSE Chemistry resources Search within results Go How ratings and recommendations work Apply Filter resourcesClear all filtersLevelClear filter IGCSE SubjectClear filter Chemistry Exam board Other TopicClear filter Unit 10 - Chemical calculations Resources Revision Notes Topic 1 - The mole and reacting masses IGCSE, Chemistry Revision notes Topic 2 - More moles IGCSE, Chemistry Revision notes Search again