Respuesta :

Lithium's atomic weight is 6.94 g/mol.

[tex]27.6 g Li (\frac{mol}{6.94 g}) = 3.98 mol Li[/tex]

Need anything else?

Answer:

one mole

Explanation:

one mole

Lithium for instance has an atomic mass of 6.941 grams and this is equal to one mole of lithium. This is why we state the atomic and molecular masses in units of grams per mole or g/mol.