Solution aqueuse

Quiz
•
Chemistry
•
1st - 7th Grade
•
Medium
abdenaim elfatihi
Used 49+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Que doit contenir une solution aqueuse en plus de l'eau ?
Un soluté
Une pierre ponce
Un indicateur coloré
L'eau
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
La concentration massique est donnée par la relation suivante
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Quel matériel n'est pas nécessaire pour préparer une solution est:
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La masse nécessaire de soluté pour préparer 250 mL d'une solution de concentration massique 12 g/L est :
3 g
2,5 g
3,5 g
3,25 g
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Entre les deux images A et B Quelle est la bonne, pour remplir correctement la fiole à jauger
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Quelle est la concentration molaire d'une solution de volume 100 mL obtenue en dissolvant 2,5 g de saccharose
On donne M (saccharose)= 342 g/mol
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel volume d'eau doit on ajouter à une solution (S1) de concentration C1=0,1 mol/L et de volume V1= 10 mL pour pour que sa concentration soit C2= 0,01 mol/L ?
90 mL
900 mL
9 mL
0,9 mL
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