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29Â¥: Originally posted by veryman at 2012-05-02 20:31:53:
http://www.sciencedirect.com/science/article/pii/S0927025610006865
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where h is Planck¡¯s constant, k is Boltzmann¡¯s constant, NA is Avogadro¡¯s number, ¦Ñ is the density, M is the molecular weight and n is the number of atoms in the molecule.

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