I would like if you could show the work so I … Molar mass … So it is expected that the smallest piece of matter, like an atom of Nitrogen has it too. For 2: Mass of nitrogen will be 350 grams. For 2: Nitrogen also has stable isotopes, such as N-14 and N-15. Neutron Number and Mass Number of Nitrogen. 1 answer. Finding molar mass starts with units of grams per mole (g/mol). Gram atomic mass of nitrogen = 14 g Therefore, 1 mole of nitrogen atoms contains 14 g. Related questions 0 votes. 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 atomic mass of nitrogen is 14.00674 atomic mass units. 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. Mass of nitrogen in = 14 g/mol. Hence, Mass of nitrogen in will be 138.47 grams. Without chemical processes involving several of the atmospheric gases, life could not exist. Then, convert that to kg. About Nitrogen gas; 1 cubic meter of Nitrogen gas weighs 1.251 kilograms [kg] 1 cubic inch of Nitrogen gas weighs 0.000723124 ounce [oz] Nitrogen gas weighs 0.001251 gram per cubic centimeter or 1.251 kilogram per cubic meter, i.e. 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. Calculate the number of atoms in 39.4 g gold. What is the mass of a single nitrogen atom in grams? As, in 101.1 g/mol of contains 14 g/mol of nitrogen.. The atmosphere is mostly made up of oxygen and nitrogen in their diatomic forms. So, 1000 grams of will contain = of nitrogen.. Weights of atoms and isotopes are from NIST article. A nitrogen atom has seven electrons. What you do is find the molar mass of N from periodic table = 14.01g. 1 mole of nitrogen atoms is equivalent to the gram atomic mass of nitrogen. Explanation: Conversion factor: 1 kg = 1000 g For 1: Molar mass of = 101.1 g/mol. Molecular mass (molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). 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. Note: Learn more about the density here. Answer: For 1: Mass of nitrogen will be 138.47 grams. The question also states that the molar mass of nitrogen (N2) is 28.0 g/mole. In the case of Nitrogen , density is 0.0012506 g/cm³. 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. But what is the density of an atom of N? 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