Question

Define one mole.........​

Answer 1

One mole is defined as the amount of substance of a system which contains as many entities like, atoms, molecules and ions as there are atoms in 12 grams of carbon - 12". Avogadro number: The number of the particles present in one mole of any substance is equal to 6.022x1023.

Answer 2

Explanation:

The mole, symbol mol, is the SI unit of amount of substance. ... One mole contains exactly 6.022 140 76 × 1023 elementary entities. This number is the fixed numerical value of the Avogadro constant, NA, when expressed in mol−1, and is called the Avogadro number.