module 4.4 mélange de gaz Flashcards by Zoe Benoit-Gallien

Q

fraction molaire

A

Xa=na/ntot

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Q

pression partielle gaz parfaits

A

Pa=(naRT)/V

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Q

pression partielle fractions molaires

A

Pa = (Xa)(Ptot)

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Q

nombre total de mol d’un mélange

A

ntot=na+nb+nc+…

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Q

somme des fractions molaires

A

Xa+Xb+Xc+…=1

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Q

somme des pressions partielles

A

Ptot=Pa+Pb+Pc+…

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Q

pression totale loi des gaz parfaits

A

Ptot=(ntotRT)/V

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