Question

0.1 Define atomic mass and atomic number​

Answer 1

The atomic number uniquely identifies a chemical element. It is identical to the charge number of the nucleus. In an uncharged atom, the atomic number is also equal to the number of electrons. The sum of the atomic number Z and the number of neutrons N gives the mass number A of an atom.

Answer 2

Answer:

The number of protons determines and elements atomic number and is used to distinguish one element from another ......... Together , the number of protons and the number of neutrons determine an element ' s mass numbers ......

Explanation:

I hope this answer will setisfy you please mark as the brain list .........