This bundle contains everything you need to teach AS Level Chemistry Unit 2 Atoms, molecules and stoichiometry - using the Cambridge syllabus.

It includes powerpoints for -

2.1 Relative masses of atoms and molecules
2.2 The mole and the Avogadro constant
2.3 Formulas
2.4 Reacting masses and volumes

It also includes some free activities ideas for Padlet.