A sample equal to the atomic mass of an element in grams contains ________ atoms. This amount of matter is called _________ .

Answer :

Explanation:

The mole (abbreviated mol) is the SI measure of quantity of a “chemical entity,” such as atoms, electrons, or protons. It is defined as the amount of a substance that contains as many particles as there are atoms in 12 grams of pure carbon-12.

Hope this Helped :)