Paper 1 is a calculator paper that will ask questions on a variety of topics from across the whole syllabus. The questions are designed to increase in difficulty to test a full range of grades from 4 up to 9. 100 marks Paper 2 2 hours 50% Paper 2 is a calculator paper that will ask...
A comprehensive guide to performing mole and stoichiometric calculations with numerous examples, as well as questions and answers. Covers calculations relating to solids, solutions, gases and electrolysis, plus as limiting and excess reactants, chemical yields, atom economy and much more. Fully up to...