this is how sodium appears in the periodic table. the arrow is pointing to sodiums number of neutrons…

this is how sodium appears in the periodic table. the arrow is pointing to sodiums number of neutrons. chemical symbol atomic mass combined number of electrons and protons.

this is how sodium appears in the periodic table. the arrow is pointing to sodiums number of neutrons. chemical symbol atomic mass combined number of electrons and protons.

Answer

Brief Explanations:

In the periodic - table, the number below the element name is the atomic mass. Here, 22.99 is sodium's atomic mass.

Answer:

atomic mass