mass of one nitrogen atom and nitrogen molecule in kg. The mass of one nitrogen atom is _____ times that of a hydrogen atom Get the answers you need, now! Molecular nitrogen (N2) would be twice as much. That is for a single atom. The nitrogen atom has a valence shell population of 2 s 2 2p 3, so it has a 4 S ground state. Hint: Atomic mass of Nitrogen is 14.00674 grams. A nitrogen atom has seven electrons. Molecular mass of nitrogen (N 2) = 14 x 2 = 28 g. 1 mole of nitrogen is 28 g = 28 x 10-3 kg. The mass of a proton is 1.00728 amu, and the mass of a neutron is 1.00866 amu. The ratio of the mass of a nitrogen atom to the mass of an atom of C-12 is 7:6 and the ratio of the mass lf nitrogen to oxygen in N2O is 7:4. So let’s think : if there are 14 grams in 6,02x10^23 atoms , we just need to find this value in one atom. Mass numbers of typical isotopes of Nitrogen are 14; 15. One mole of carbon is 6.022 x 10 23 atoms of carbon (Avogadro's number).This relation is then used to 'convert' a carbon atom to grams by the ratio: 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. The atomic mass or relative isotopic mass refers to the mass of a single particle, and therefore is tied … Question 5. To solve this we just need a little relation , if an element has 14 U it means it has 14gram every mole of this element . The mass of a nitrogen-14 atom is 14.00307 amu. Therefore, gram atomic mass of nitrogen atom = 14 g ( since, atomic mass of nitrogen = 14u) Mass of one mole of an atom equal to gram atomic mass of atom . The mass defect of nitrogen-14 is __ amu. 12.1 Elemental Nitrogen. Elemental nitrogen consists of diatomic molecules, so the element is frequently referred to as dinitrogen. The atomic mass is the mass of an atom. To calculate the mass of a single atom, first look up the atomic mass of carbon from the periodic table. Find the mass of 1 mol of oxygen atoms. Atomic mass of Nitrogen is 14.0067 u. Do a quick conversion: 1 moles Nitrogen = 14.0067 gram using the molecular weight calculator and the molar mass of N. Check the chart for more details. Round to the 5es001-1.jpg decimal place. It is equal to 1 mole of Nitrogen atoms. This number, 12.01, is the mass in grams of one mole of carbon. Gram atomic mass of an element is the amount of that element in grams whose quantity is equal to atomic mass of that element. 1 mole of a substance contains 6.022 x 10 23 molecules. So, answer (b) is correct. Thus nitrogen’s atomic weight of 14.0067 tells us that a nitrogen atom has about 14 times the mass of a hydrogen atom. The mass of nitrogen is 2.325x10^-26 kg. 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