Edexcel OLevel Chemistry revision notes

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Lesson

Lesson-5.1.3- know that the mole (mol) is the unit for the amount of a substance.

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Lesson-5.1.2- calculate relative formula masses (including relative molecular masses) (Mr) from relative atomic masses (Ar).Previous Lesson-5.1.4- understand how to carry out calculations involving amount of substance, relative atomic mass (Ar) and relative formula mass (Mr).Next