6.3-Chap 3 Flashcards

Gaz parfaits

1
Q

Loi de Boyle-Mariotte

A

À température constante, le produit de la pression d’un gaz par son volume est constant.
PxV = cste
- P et V sont inversement proportionels, quand un diminue, l’autre augmente

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2
Q

Loi de Gay-Lussac

A

À pression constante, l’augmentation de volume est proportionelle à l’élévation de la température
V = cste x T
- proportionels

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3
Q

Loi de Charles

A

À volume constant, l’augmentation de la pression est proportionelle à l’augmentation de la température.
P = cste x T
P1/T1 = P2/T2

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4
Q

Def gaz parfait

A

un gaz sans interactions et dont les particules ont un volume négligeable par rapport au volume total du gaz

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5
Q

CNTP

A

Conditions normales de T et de P
1 bar et 0C

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6
Q

CSTP

A

Conditions standards de T et de P
1 bar et 25C

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7
Q

Équation des gaz parfaits + unités

A

PV = nRT
P = Pascal
V = m³
n = mol
R = J/mol/K
T = K

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8
Q

Volume molaire

A

Vm= RxT/P , volume pour 1 mole de gaz

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9
Q

Quantité de matière avec le volume molaire

A

n(gaz) = V(g)/Vm

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10
Q

1 bar en Pascal

A

1 bar = 1x10⁵ Pascal

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11
Q

1L en dm3 et en m3

A

1L = 1dm³ = 1x10⁻³ m³

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12
Q

1mL en cm3 et en m3

A

1mL = 1cm³ = 1x10⁻⁶

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13
Q

C en K

A

K = C + 273,15

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