Question

define the mole concept please answer it

Answer 1

One mole is the amount of substance that contain as many particle or ilets as there are atom is exactly 12 gram of the c 12 isotope

Answer 2

Mole is defined as the amount of a substance, which contains the same number of chemical units (atoms, molecules, ions or electrons) as there are atoms in exactly 12 grams of pure carbon-12. A mole represents a collection of 6.023 x 1023 ( Avogadro's number) chemical units.