Question

difference between atomic mass and mass number​

Answer 1

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According to the definitions given, atomic mass which is also called atomic weight is the measured total mass of an element's atom. Whereas, atomic number is nothing but the total number of neutrons and protons in the nucleus of an atom.

Answer 2

Explanation:

The basic difference between Atomic Mass and Atomic Number is that:-

Atomic Mass is the mass of an atom which is concentrated in its nucleus i.e. the number of protons and number of neutrons collectively called as Nucleons.

Whereas Atomic Number is the equal to the number of protons in the nucleus, which is also equal to number of electrons in the atom. Atomic Number (Z) = no. of protons (p) = no. of electrons (e)