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QCM : pH

Authored by Nun Capizzi

Chemistry

1st Grade

Used 5+ times

QCM : pH
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quel est le pH de la solution d’iodure d’hydrogène si [H3O+] = 10-3 mol/L ?

14

- 3

- 11

11

3

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Quel est le pH de la solution de nitrate d’hydrogène si [H3O+] = 10 g/L ?

13

0,16

0,8

14

1

3.

MULTIPLE CHOICE QUESTION

5 mins • 4 pts

Quel est le pH de la solution d’hydroxyde de sodium si [OH-] = 4 g/L ?

13

14

1

4

0,6

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Quel est le pH de la solution d’acide chlorhydrique si [H3O+] = 0,0267 mol/L ?

12,43

0,03

14

0,97

1,57

5.

MULTIPLE CHOICE QUESTION

5 mins • 4 pts

Quel est le pH de la solution d’hydroxyde de sodium si [OH-] = 2 mmol/L ?

14

11,3

0,002

2,7

14,3

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Quel est le pH de la solution d’acide éthanoïque dont [H3O+] = 53,5 mmol/L ?

12,73

1,73

1,27

0,053

14

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