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Les solutions et calculs de concentration

Authored by Caroline Favreau

Science

9th Grade

Used 40+ times

Les solutions et calculs de concentration
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20 questions

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1.

FILL IN THE BLANKS QUESTION

2 mins • 1 pt

Transforme les unités en g/L.

400 g/100 mL

(a)  

2.

FILL IN THE BLANKS QUESTION

2 mins • 1 pt

Transforme les unités en g/L.

4 mg/L

(a)  

3.

FILL IN THE BLANKS QUESTION

2 mins • 1 pt

Transforme les unités en g/L.

0,50 g/20 mL

(a)  

4.

FILL IN THE BLANKS QUESTION

2 mins • 1 pt

Transforme les unités en g/L

2 g/4 L

(a)  

5.

FILL IN THE BLANKS QUESTION

2 mins • 1 pt

Transforme les unités en g/L.

0,25 g/4 mL

(a)  

6.

FILL IN THE BLANKS QUESTION

2 mins • 1 pt

Quelle est la concentration en g/L d'une solution aqueuse de 4 L dans laquelle on a dissous 250 mg de HCl ?



(a)  

7.

FILL IN THE BLANKS QUESTION

2 mins • 1 pt

Calculer la concentration d'aspirine obtenue en dissolvant un comprimé contenant 500 mg d'aspirine dans 200 mL d’eau.



(a)  

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