Question

give me atomic mass or number
plz better to post pic​

Answer 1

Answer:

A property closely related to an atom's mass number is its atomic mass. The atomic mass of a single atom is simply its total mass and is typically expressed in atomic mass units or amu. By definition, an atom of carbon with six neutrons, carbon-12, has an atomic mass of 12 amu

Answer 2

Explanation:

nucles is called atomic number