
Směsi
Authored by Eva Kinnertová
Chemistry
University
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Krev je příkladem?
suspenze
emulze
roztok
inkluze
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
U homogenních disperzních soustav je velikost dispergovaných částic?
větší než 10-9 m
větší než 10-7 m
10 -9 - 10 -7 m
menší než 10-9 m
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Šlehačka je příkladem jaké disperzní soustavy?
plynu v kapalině
kapalině v plynu
plynu v pevné látce
kapaliny v pevné látce
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
V 5% roztoku je rozpuštěno 2,5 g látky.
Celková hmotnost roztoku je?
100 g
50 g
25 g
5 g
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Pevný roztok je?
bronz
sádra
žula
skalice modrá
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Jaký je hmotnostní zlomek soli v roztoku, který vznikl rozpuštěním 25 g soli ve 225 g vody?
0,11
0,25
0,10
0,9
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Kouř se řadí mezi?
emulze
aerosoly
suspenze
inkluze
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