### Lesson Details

**Name:**The mole**Code:**C.4.10.QC.5**Specification Reference:**4.3.1.2**Keywords:**moles, Avogadro's number**Objectives:**To state what is meant by the mole. To use the moles=mass/Mr equation. Can discuss the concept of a mole.**Competency:**Can identify that one mole = relative formula mass in grams**Proficiency:**Can calculate the number of moles in a known mass of a substance**Mastery:**Can change the subject of the equation to calculate the unknown factor

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