The Conversation: A day to celebrate chemistry’s favorite unit — the mole. But what’s a mole?
A day to celebrate chemistry’s favorite unit — the mole. But what’s a mole?
Mole (unit) ... The mole (symbol mol) is a unit of measurement, the base unit in the International System of Units (SI) for amount of substance. One mole is an aggregate of exactly 6.022 140 76 × 1023 elementary entities [1] which can be atoms, molecules, ions, ion pairs, or other particles.
Mole, standard unit (6.02214076 x 10^23) in chemistry for measuring large quantities of very small entities such as atoms, molecules, or other specified particles. The number of units in a mole also bears the name Avogadro’s number, or Avogadro’s constant, in honor of the Italian physicist Amedeo Avogadro.
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