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traitement des eaux 1

Authored by Karima Hassani

Chemistry, Science, Biology

1st - 5th Grade

Used 3+ times

traitement des eaux 1
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5 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

°f est équivalent à

10 mg/l

10g/l

10 mg/m3

10 g/m3

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

la masse volumique de l'eau est

1 kg / m3

1000 kg / l

1000 kg / m3

1 kg / l

3.

OPEN ENDED QUESTION

3 mins • Ungraded

Que mesure le titre hydrométrique ?

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4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

identifier l'acide carbonique

H CO3

H2 CO3

CO3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ca HCO3

bicarbonate de calcium

bicarbonate

carbonate de calcium

carbonate

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