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AP Chemistry
A mole is a unit of measurement in chemistry. It represents 6.022 x 10^23 particles (atoms, molecules, ions etc.) of a substance.
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Avogadro's Number: This is the number of particles in one mole of a substance, approximately 6.022 x 10^23.
Molar Mass: This is the mass (in grams) of one mole of a substance.
Molar Volume: This is the volume occupied by one mole of any gas at standard temperature and pressure (STP).