Lahus on ühtlane segu

Lahused (8.kl keemia)

Quiz
•
Chemistry
•
8th Grade
•
Medium
Inna Baranova
Used 2+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Õige
Vale
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lahus koosneb lahustist ja
lahustatavast aines
lahustunud ainest
lahuse ainest
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vees võivad hästi lahustuda nii vedelad, tahked kui gaasilised ained.
Õige
Vale
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lahused on ____ segud
püsivad
ebapüsivad
vesi
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Millised neist on lahustid?
vesi
õli
sool
etanool
piiritus
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Millised on kolm lahustumise kiirust suurendavad tegurit?
Temperatuuri tõstmine
Loksutamine
Segamine
Lahustatava aine peenestamine
Lahuse jahutamine
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lisan veele suhkrut, millest tekib lahus. Kui lisades ja segades suhkur veel lahustub, on tegemist..
Küllastumata ainega
Küllastunud ainega
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kui suhkrut enam vees ei lahustu ja lahuse põhja jäävad kristallikesed, on tegemist...
Küllastumata lahusega
Küllastunud lahusega
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