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Ustensile si materiale de laborator

Authored by alina dragoescu

Other

9th Grade

Used 17+ times

Ustensile si materiale de laborator
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5 questions

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1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

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Mojarele cu pistil se folosesc pentru:

sfarmarea diferitelor substante

omogenizarea produselor solide

la titrare

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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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

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Para de cauciuc se foloseste pentru:

(a)  

4.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

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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

Media Image

Refrigerentele sunt dispozitive folosite pentru:

racirea vaporilor

condensarea vaporilor

titrarea vaporilor

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