1.18 understand the term mole as the Avogadro number of particles (atoms, molecules, formulae, ions or electrons) in a substance

MOLES:

- 1 mole is the same as 6.023 x 10²³ atoms / molecules.
- This number is Avogadro's number which can also be known as Avogadro's constant.
- The number shows how many particles (atoms, molecules, formulae, ions or electrons) in a substance.