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: The atomic mass of hydrogen is 1.00794 amu (atomic mass units). Its atomic number is 1, and hydrogen has one electron and one proton. This element is a gas... Full Answer > Filed Under: Atoms & Molecules.