The mole per meter cubed (Avogadro constant) is a unit of measurement that is used to describe the amount of a substance that is present in a given volume of space. The Avogadro constant is a very important number in chemistry and physics, as it is used to calculate the number of molecules in a given volume of space. What does mol m3 mean? The term "mol m3" is a unit of concentration used in chemistry. It is equal to the number of moles of a substance divided by the volume of the container in which it is contained, expressed in cubic metres. How do you use Avogadro's number to calculate moles? In order to calculate moles using Avogadro's number, you need to divide the number of atoms by Avogadro's number. For example, if you have 10 atoms of oxygen, you would divide 10 by 6.022 x 10^23 to calculate the number of moles. What is the SI unit of Avogadro's constant? The SI unit of Avogadro's constant is the mole. What is 6. 02 x10 23 called? 6.02 x10 23 is called Avogadro's Number. How is Avogadro's number calculated? Avogadro's number is calculated by taking the ratio of the molar mass of a substance to its atomic mass. This number is then used to convert between moles and atoms or molecules.