Question

give definition of Mole Concept‎

Answer 1

The mole of a substance is quantity if matter having mass equals to its atomic or molecular mass in grams.Also,one mole of a substance contains 6.022*10²³.So,it means that one mole of a substance contains 6.022 *10²³ atoms.

Answer 2

A mole is that amount of substance which contains the same no. Ofunits as the no. of atoms in12g of carbon12.