La mole et la masse molaire

Quiz
•
Chemistry
•
10th Grade
•
Medium
Amanda Rahmani
Used 30+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Combien il y a-t-il d'entités dans une mole ?
12
6,023 x 1022
6,022 x 1023
23,02 x 106
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
La masse molaire de HCl est :
35,5 g
36,5 g
35,5 g/mol
36,5 g/mol
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La masse molaire moléculaire de l'aspirine (formule brute : C9H8O4) est égale à :
M(H) = 1 g/mol
M(C) = 12 g/mol
M(O) = 16 g/mol
180 g/mol
160 g/mol
180 g
90 g/mol
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Les masses molaires des éléments hydrogène et oxygène valent respectivement M(H) = 1,0 g/mol et M(O) = 16,0 g/mol.
La masse molaire de l'eau M(H2O) vaut:
16,0 g/mol
18,0 g/mol
20,0 g/mol
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La masse molaire de CO2 est :
28 g/mol
40 g/mol
44 g/mol
56 g/mol
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La mole est l'unité de:
matière
quantité de matière
masse
quantité de masse
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Le symbole de la quantité de matière est:
M, exprimé en g/mol
m, exprimé en g
n, exprimé en mol
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La masse molaire de l'oxyde de cuivre ( ) est
40 g/mol
143 g/mol
95,5 g/mol
95,5
143
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La masse molaire s'exprime en
gramme (g)
Newton(N)
gramme par mole (g/mol)
mole (mol)
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