The symbol for the mole is mol.
The mole (symbol: mol) is the SI unit of measurement for the amount of a substance. It is defined as exactly 6.02214076 × 1023 elementary entities. These entities can be atoms, molecules, ions, electrons, or any other specified particle. This number is known as Avogadro's constant (NA). Therefore, 1 mole contains Avogadro's number of elementary entities.