Question

Relative atomic mass of an element is 20 a.m.u.
What is meant by this statement ?​

Answer 1

Answer:

Below is the answer...

Explanation:

The relative atomic mass of an element is an weighted average of the masses of the atoms of the isotopes ,because if there is much more of 1 isotope then that will influence the averagemuch more than the less abundant isotope will.

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