
UF 2 Material de laboratori
Authored by Catalina Esteva
Chemistry
12th Grade
Used 27+ times

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30 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Una desavantatge del plàstic davant el vidre és
és més econòmic
pesa menys
prevé contaminacions creuades
està fet de polietilè
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Necessitem encalentir una disolució, del material disponible, què utilitzaries?
pipeta
vas de precipitat
kitasato
embut
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Estem preparant una dissolució i necessitem enrassar a 250 ml. Quin material triaries?
matrau aforat de 50 ml
matrau aforat de 250 ml
probeta de 250 ml
vas de precipitat de 250 ml
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Volem separar dos líquids de diferents densitats. Quin equip seria el més apropiat
un vórtex
un agitador magnètic
una centrífuga
embut de decantació
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Volem separar dos líquids amb diferents punt de fusió. Quin equip utilitzaràs?
una centrífuga
un destil·lador
embut de decantació
vas de precipitat
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hem de preparar un compost a elevades temperatures, quin tipus de material utilitzaràs?
porcel·lana
vidre esmerilat
vidre
cautxu
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
L'embut que s'adapta al kitasato és...
Buchner
de vidre
no utilitza embut
filtre de paper
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