La mole
Quiz
•
Science
•
10th Grade
•
Practice Problem
•
Hard
Francis Gravel-Lamarre
Used 76+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 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 CHOICE QUESTION
5 mins • 1 pt
Combien vaut la constante d'Avogadro ?
12
2,06 x 1013
6,022 x 1023
23,02 x 106
3.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
La mole :
Est une unité de mesure
Représente le nombre d’entités présentes dans 1g
Représente une quantité de matière
S’exprime en g/mol
4.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
La masse molaire :
Indique le nombre de moles d’un composé
Indique la masse d’une mole d’un composé
S’exprime en mol
S’exprime en g/mol
5.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Dans deux moles de NaCl :
Il y a 100 g de NaCl
Il y a 6,022.1023 molécules de NaCl
Il y a deux moles de Na et deux moles de Cl
Il y a 58 molécules de NaCl
6.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Un million de molécules de NaOH :
Pèsent la même chose qu’un million de molécules de HCl
Occupent le même volume qu’un million de molécules de HCl
Pèsent plus lourd qu’un million de molécules de HCl
Pèsent moins lourd qu’un million de molécules de HCl
7.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
La masse molaire de HCl est :
35,5 g
36,5 g
35,5 g/mol
36,5 g/mol
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