
Otopine i udjeli
Authored by virtualna kemija
Chemistry
1st Grade
Used 7+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Obzirom na pH-vrijednost otopine mogu biti
kisele, lužnate i neutralne
nezasićene, zasićene i prezasićene
guste i rijetke
crvene, žute, plave
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Otopina je lužnata ako joj je pH-vrijednost u rasponu
0-7
samo na 7
7-14
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Otopine su homogene smjese otopljene tvari i otapala
DA
NE
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Prikazanu formulu koristimo prilikom izračunavanja
masenog udjela
volumnog udjela
volumne koncentracije
masene koncentracije
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Otopina koja pri određenoj temperaturi ima najveću moguću količinu otopljene tvari naziva se:
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Homogena smjesa je:
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Suspenzija je:
heterogena smjesa
homogena smjesa
kemijski spoj
elementarna tvar
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