1.2 The mole concept

Particles are classified as either: Atoms, ions, molecules or formula units To perform chemistry, moles of substance are used, and this allows us to make comparisons between chemical species. The Mole Avogadro’s constant NA = 6.02 x 1023 mol-1 Mole: a fixed number of particles and refers to the amount, … Continue reading 1.2 The mole concept

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