Question

Define the term Relative atomic mass.

Answer 1

"The relative atomic mass or atomic weight of an element is the number of times one atom of the element is heavier than ${\displaystyle \frac{1}{12}}$ times of the mass of an atom of carbon - 12".
Relative atomic mass = Mass of 1 atom of the element ${\displaystyle \frac{1}{12}}$ of the mass of one C¹² atom.