Question

what is difference between actual mass of molecule and gram molecular mass?

Answer 1

the actual mass is the exact mass of the molecule. the gram molecular mass is the average of all the natural occuring isotopes of each of the elements added together

Answer 2

ANSWER :
__________

MASS OF A MOLECULE :

Mass of a molecule is actually the average atomic mass of a molecule.

In other words, the average relative mass of an atom of an element as compared to the mass of an atom of carbon (12 C ) taken as 12.

GRAM MOLECULAR MASS :

Gram molecular mass is a mass of 6.022 × 10 ^23 molecules of any substance in grams