Question

what is a mole?..........

Answer 1

The mole is the base unit of amount of substance in the International System of Units. Effective 20 May 2019, the mole is defined as the amount of a chemical substance that contains exactly 6.02214076×10²³ constitutive particles, e.g., atoms, molecules, ions or electrons.

Answer 2

mole is the amount of chemical substance