Answer:
19 protons, 19 electrons, and 3 neutrons
Explanation:
the atomic number is 19 so the protons are the same, 19, and the electrons are the same as the proton, because protons are positive and electrons are negative so they have to balance out and the neutrons ➗ mass number by the atomic number.
NaNO3
sodium= Na
Nitrogen= N
and there's 3 oxygens = O3
canmann
because it is setting for that only
