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Correct or Incorrect: 1 mole of nitrogen has a mw of 14 amus, 1 mole nitrogen GAS weighs 28 amus?

Discussion in 'MCAT Study Question Q&A' started by Gauss44, Sep 7, 2014.

  1. Gauss44

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    Does 1 mole of nitrogen weigh 14 amus?

    Does 1 mole nitrogen GAS weigh 28amus?
     
  2. Czarcasm

    Czarcasm Hakuna matata, no worries.
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    I believe it's: 1 mole of atomic nitrogen weights 14 grams per mole. 1 mole of molecular nitrogen weights 28 grams per mole. A single atom of nitrogen is also 14 atomic mass units and it you multiple this by avogadro's number, you'll get 14 grams (per mole).
     
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