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Calcule de la concentration (EB7)

Authored by Elie Andraos

Chemistry

3rd Grade

Used 1+ times

Calcule de la concentration (EB7)
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8 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

La substance qui va etre dissoute est:

Le solvant

Le soluté

La solution

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Le solvant universel est:

L'acetone

L'eau distillée

L'alcool

L'eau minerale

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Si le solvant utilisé est l'eau distillée la solution est dite:

Acqueuse

Non Acqueuse

distillée

alcoolique

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

La concentration de la solution peut etre calculée

Vrai

Faux

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

La formule de la concentration est:

C=mxV

C=m+V

C=m-V

C=m/V

6.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Dans le calcule de la concentration:

La masse doit etre en kg

La masse doit etre en g

Le volume doit etre en L

Le volume doit etre en mL

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

on fait dissoudre 2g du sel dans 4 L d'eau distillée, la concentration de la solution est:

2 g/L

0.2 g/L

4 g/L

0.5 g/L

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