The recruitment, selection, employment, and training of apprentices during their apprenticeship shall be without discrimination because of race, color, religion, national origin, or sex. Job Readiness. Applicants must be: 1  physically able to perform the work of the trade.  be prepared to work at extreme heights.
Best Answer: neutrons + protons = 23 ... Sodium Mass Number ... Na Mass Number ... Sodium (Na) Sodium has an atomic number of 11 and a mass of about 23g ... aprox ...
A: Sodium belongs to the family of elements called alkali metals. The atomic number of sodium is 11 and its atomic weight is 22.98976928 atomic mass units or grams per mole. The symbol for sodium is Na. The electronic configuration of sodium is [Ne] 3S1 and it has one valence electron in the outermost shell.