Gas perfetti Flashcards

1
Q

legge di Boyle

A

isoterma, T cost.
P1V1=P2V2

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2
Q

legge di Charles

A

isocora, P cost.
V1/T1=V2/T2

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3
Q

legge Gay-Lussac

A

isobara, V cost.
P1/T1=P2/T2

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4
Q

gas perfetto

A

PV=nRT

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5
Q

legge di Dalton

A

Ptot= sommatoria delle Pi
Pi=Ptot*xi

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6
Q

principio di Avogadro

A

a 1 atm, 25°C
V/n=cost=Vm
Vm=22,414l/mol
n=V/Vm
V=n*Vm

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7
Q

fattore di compressione

A

Z=1 se gas si comporta idealmente,
Z<1 predomminano forze attrattive,
Z>1 predominano forze repulsive
Z=PVm/RT

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8
Q

teorema del Viriale

A

Z=1+B’P+C’P^2+…
Z=1+B/Vm+C/Vm^2+…

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9
Q

equazione di Van Der Waals

A

(P+ a/V^2)(V-b)=RT
P=RT/Vm-b - a/Vm^2

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10
Q
A
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