
EVALUATION FORMATIVE 1
Authored by Eyquem Damien
Chemistry
1st Grade
Used 22+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
L’unité de la quantité de matière est notée :
mol
mol-1
g.mol-1
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Une mole d’atomes contient :
6,02 x 10-23 atomes
6,02 x 1023 atomes
6,02 x 103 atomes
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
La masse molaire du camphre C10H16O est égale à :
M(C) + M(H) + M(O)
M(C) + 10 x M(H) + 16 x M(O)
10 x M(C) + 16 x M(H) + M(O)
4.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Une masse molaire s’exprime en :
mol.g-1
g.mol-1
g/mol-1
g/mol
5.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
La relation entre la masse d’un échantillon m, sa masse molaire M et sa quantité de matière n est :
n = m / M
m = n x M
M = m / n
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
La quantité de soufre (M(S) = 32 g/mol) présente dans 3,2 g de soufre est :
0,32 mol
0,10 mol
1,0 mol
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
La concentration massique Cm d’une solution aqueuse, sa masse m et son volume V sont reliés par
Cm = V / m
Cm = m x V
Cm = m / V
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