
Extracția
Authored by lung daniela
Chemistry
10th Grade

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
În imaginea alăturată este vorba despre :
Extracția simplă cu contact multiplu
Extracția simplă în contracurent
Extracția cu contact multiplu în contracurent
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Faza bogată în solvent se numește
Extract
Solvent
Rafinat
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Faza săraca în solvent se numește :
Extract
Solvent
Rafinat
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dacă amestecul inițial este lichid extracția este:
solid-lichid
lichid-solid
lichid-lichid
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Instalația formată dintr-un vas cu agitator și decantor se folosește la :
filtrare
decantare
sedimentare
extracție
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