Theme 1 Flashcards

(10 cards)

1
Q

La quantité de matière

A

La mole est la quantité de matière qui renferme 6,02.10**23 entités élémentaires—>n= N/Na ou n= m/M = pxV/M (p=m/V)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

La masse molaire

A

La masse d’une mole d’une espèce chimique donnée —> M = m/n
Ou M = m(entité) x NA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

La densité d’un corps

A

d= p/p référence (peau =1,0g.ml =1000kg.ml)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

La concentration molaire

A

C= n/V (Mol.L-1) ou C= Cm/M

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

La concentration massique

A

Cm=m/V (g/L)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Relation liant la concentration molaire à la concentration massique

A

Cm=CxV (g/L)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Calculer la masse

A

m= CmxV ou m= CxVxM ou m=Mxn

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Le facteur de dilution

A

F= C0/C1 =V1/V0

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

La quantité de matière se conserve
(C=n/V -> n=CxV)

A

n0=n1 =C0xV0=C1xV1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Volume molaire d’un gaz

A

n= V/Vm -> Vm = V/n

How well did you know this?
1
Not at all
2
3
4
5
Perfectly