Les formules (2) Flashcards

1
Q

Comment on calcule la masse (m) d’une molécule ?

A

En additionnant la masse de chacun des atomes qui la compose.

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2
Q

Comment on calcule nombre de molécules de gaz (N) ?

A

En divisant la masse du gaz par la masse d’une molécule de ce gaz.

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3
Q

Vm (L/mol) =

A

V (L) / n (mol)

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4
Q

n (mol) avec Avogadro

A

N / Na (mol^-1)

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5
Q

Vm en

A

L/mol

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6
Q

V en

A

L

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7
Q

n en

A

mol

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8
Q

V (L)=

A

Vm (L/mol) *n (mol)

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9
Q

n (mol) =

A

V (L) / Vm (L/mol)

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