Question

Write the mass no. and the atomic no. and identify the element​

Answer 1

HEYA MATE YOUR ANSWER IS :::

ELEMENT : HELIUM

MASS NUMBER : 4

ATOMIC NUMBER : 2

Answer 2

Answer:

Atomic number means number of protons found in the nucleus of an atom.

Mass number means the total number of protons and neutrons in an atom.

Hope it helps....