Respuesta :

28.0134 grams.

One mole of any element is the atomic weight of that element. And since a nitrogen molecule has 2 nitrogen atoms, then you have 2 moles of nitrogen atoms in a mole of nitrogen molecules. So, since the atomic weight of nitrogen is 14.0067 g/mol, the mass of a mole of nitrogen molecules is 2 mol * 14.0067 g/mol = 28.0134 g.

28.0134 grams. hope it helps :)
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