
Ustensile si materiale de laborator
Authored by alina dragoescu
Other
9th Grade
Used 17+ times

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5 questions
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1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Mojarele cu pistil se folosesc pentru:
sfarmarea diferitelor substante
omogenizarea produselor solide
la titrare
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Clemele sunt piese metalice de strangere care servesc la:
filtrarea sub vid
evaporarea solventului din solutii
fixarea unor vase de laborator
3.
FILL IN THE BLANKS QUESTION
45 sec • 1 pt
Para de cauciuc se foloseste pentru:
(a)
4.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Biuretele sunt tuburi de sticla gradate care:
pot fi drepte sau cu cot
se folosesc pt masurarea cu exactitate a volumelor
se fixeaza in stative metalice
5.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Refrigerentele sunt dispozitive folosite pentru:
racirea vaporilor
condensarea vaporilor
titrarea vaporilor
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