
Sifat Koligatif
Authored by Sri Octaviyanti Margono
Chemistry
12th Grade
Used 33+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Larutan 1 molal NaOH (Mr = 40) dapat dibuat dari 40 g NaOH dan ...
60 g air
1 L air
air hingga volume larutan menjadi 1 L
1000 g air
960 mL air
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Suatu larutan tersusun dari 2 mol urea dalam 3 mol air, maka fraksi mol urea dalam larutan tersebut adalah...
0,67
1,5
0,4
0,6
1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Semua sifat berikut tergolong sifat koligatif larutan, kecuali...
penurunan tekanan uap
kenaikan titik didih
penurunan titik beku
tekanan osmosis
kepekatan larutan
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Sebanyak 450 gram glukosa (Mr = 180) dilarutkan dalam 2 kg air (Kb = 0,52) akan mendidih pada suhu... oC.
0,65
100
100,325
100,65
100,75
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dalam 500 gram air terdapat 12 g urea (CO(NH2)2) (Mr = 60). Molalitas larutan urea tersebut adalah...
0,1 m
0,2 m
0,3 m
0,4 m
0,5 m
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Sebanyak 17,1 gram gula tebu (C12H22O11) dilarutkan dalam 500 g air. Kemolalan dari larutan gula tersebut adalah...
(Mr C12H22O11 = 342)
0,05 m
0,01 m
0,1 m
0,5 m
0,2 m
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Urea (CO(NH2)2) dengan Mr = 60 yang massanya 15 gram dilarutkan dalam 250 gram air . Bila Kb = 1,86, maka titik beku larutan tersebut adalah...
0,23 oC
0,46 oC
-0,32 oC
-0,46 oC
-1,86 oC
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