
Rastvori
Authored by Danijela Gligorić
Chemistry
7th Grade
Used 6+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Označi koja od ponuđenih supstanci je rastvor.
Voda
Pesak
Medicinski alkohol
Vodonik
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Šta od ponuđenih supstanci nije rastvor?
Fiziološki rastvor
Česmenska voda
Mleko
Izvorska voda
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rastvorljivost je broj grama rastvorene supstance u:
100g rastvora
100g rastvarača
1000g rastvora
10g rastvarača
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Prezasićeni rastvori su:
Stabilni
Nestabilni
Heterogene smeše
Čiste supstance
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Za gazirane pića koristi se:
O2
H2
CO
CO2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Čokolada je:
Homogena smeša
Heterogena smeša
Čista supstanca
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Čelik je:
Element
Jedinjenje
Homogena smesa
Heterogena smeša
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