Answer:
the sum of the numbers of protons and neutrons present in the nucleus of an atom.
Answer:
where are the following??
like anything? any animal?
Explanation:
The molar mass<span> is the </span>mass<span> of a chemical element or a chemical compound (g) divided by the amount of substance (mol).
Hope this helps!</span>
Answer:
both are done due to the enviroment??