I would like if you could show the work so I … Mass numbers of typical isotopes of Nitrogen are 14; 15. Without chemical processes involving several of the atmospheric gases, life could not exist. Finding molar mass starts with units of grams per mole (g/mol). What is the mass of a single nitrogen atom in grams? In the case of Nitrogen , density is 0.0012506 g/cm³. 1 mole of nitrogen atoms is equivalent to the gram atomic mass of nitrogen. So it is expected that the smallest piece of matter, like an atom of Nitrogen has it too. Everything has mass and volume, and therefore density. Then, subtract the mass of the electron for the mass of the atom to get the mass of a single sodium ion: So, 22.98977 g/mol / 6.022045X10^23 = 3.817602 X 10^-23 g/atom X 1 kg/1000 g = 3.817602 X 10^-26 kg. But what is the density of an atom of N? Calculate the number of atoms in 39.4 g gold. Then, convert that to kg. Hence, Mass of nitrogen in will be 138.47 grams. In the ground state, they are arranged in the electron configuration 1s 2 2s 2 2p 1 x 2p 1 y 2p 1 z.It therefore has five valence electrons in the 2s and 2p orbitals, three of which (the p-electrons) are unpaired. 1 answer. 2 moles N X 14.01 grams N-----1 Mole N. Then moles of N cancel and you are left with 28.02 (2X 14.01) But if the question in asking for N2 which is the most common form of Nitrogen because it is diatomic then you would use the same formula except you would multiply 2 X 28.02. Next, you can probably find the mass of an electron which you can also convert to kg. After researching in many books to find the mass of the earth's atmosphere, I found out that the answer is approximately 5 × 10 18 kg. The atmosphere is mostly made up of oxygen and nitrogen in their diatomic forms. Gram atomic mass of nitrogen = 14 g Therefore, 1 mole of nitrogen atoms contains 14 g. Related questions 0 votes. The percentage by weight of any atom or group of atoms in a compound can be computed by dividing the total weight of the atom (or group of atoms) in the formula by the formula weight and multiplying by 100. Nitrogen is a gas that has the atomic number 7 and the chemical symbol N. There are 7 neutrons, 7 protons and 7 electrons in a nitrogen atom. For 2: Answer: For 1: Mass of nitrogen will be 138.47 grams. As, in 101.1 g/mol of contains 14 g/mol of nitrogen.. For 2: Mass of nitrogen will be 350 grams. Nitrogen also has stable isotopes, such as N-14 and N-15. Molecular mass (molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). Neutron Number and Mass Number of Nitrogen. Molar mass … Mass of nitrogen in = 14 g/mol. Explanation: Conversion factor: 1 kg = 1000 g For 1: Molar mass of = 101.1 g/mol. A nitrogen atom has seven electrons. What you do is find the molar mass of N from periodic table = 14.01g. 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