GCSE Chemistry 1-9: Moles, Masses and Avogadro's Constant (H)

GCSE Chemistry 1-9: Moles, Masses and Avogadro's Constant (H)

"Recall that one mole of particles of a substance is defined as: a. the Avogadro constant number of particles (6.02 x 1023 atoms, molecules, formulae or ions) of that substance b. a mass of ‘relative particle mass’ g"