Question

Define the atomic weight? ​

Answer 1

Answer:

Atomic weight is also called relative atomic mass ,ratio of the average mass of a chemical elements atom to some standard . since 1961 the standard unit of atomic mass has been one - twelfth the mass of an atom of the isotope carbon -12

Explanation:

Atomic weight is the average of atoms of an element ,calculated using the relative abundance of isotope in a naturally occurring elements