TERMIUM Plus®

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Record 1 2002-03-21

English

Subject field(s)
  • Environmental Studies and Analyses
  • Air Pollution
CONT

Vapour Emission Rate Versus Spill Radius Nomograms. The evaporation rate for chemicals that form a liquid pool when spilled on a ground or water surface has been determined using the relationship of Stiver and Mackay ... Where Q = evaporation rate ... K = mass transfer coefficient, m/s - A = area, m2 - P = vapour pressure, Pa ... molecular weight ... gas constant ... temperature ....

French

Domaine(s)
  • Études et analyses environnementales
  • Pollution de l'air
OBS

Forme générale de l'équation de diffusion. En introduisant les coefficients macroscopiques de transfert et en négligeant les forces moléculaires, l'équation fondamentales de diffusion de la matière est : [...] où u est la concentration moyenne de matière au point M [...]

Spanish

Campo(s) temático(s)
  • Estudios y análisis del medio ambiente
  • Contaminación del aire
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