Sifat Koligatif Larutan
Quiz
•
Chemistry
•
12th Grade - University
•
Hard
Kastono Rekasto
Used 9+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Sifat koligatif larutan adalah sifat yang bergantung pada ….
Jenis zat terlarut
Jenis zat pelarut
Jumlah zat pelarut
Jumlah zat terlarut
Konsentrasi larutan
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Larutan fruktosa dengan konsentrasi 1,476 M mempunyai massa jenis 1,2 g/ml.
Kemolalan larutan Fruktosa tersebut adalah …. (Mr fruktosa = 180)
1,75 mol/kg
1,87 mol/kg
1,77 mol/kg
1,85 mol/kg
1,90 mol/kg
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Fraksi mol larutan methanol CH3OH dalam air adalah 0,50. Konsentrasi methanol dalam larutan ini jika dinyatakan dalam persen berat adalah …. (Ar C = 12, O = 16, H =1)
64 %
54%
63%
62%
60%
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Sebanyak 11,7 gram NaCl (Mr = 58,5) dilarutkan dalam 500 gram air. Titik didih larutan adalah …. (Kb air = 0,52oC/m)
100,42 oC
98,90 oC
50,89 oC
100,54 oC
65,78 oC
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Berapa banyaknya Al2(SO4)3 (Mr = 342) yang harus dilarutkan dalam 250 gram air, agar larutan tersebut membeku pada suhu -3 adalah …. (Kf air = 1,860C/m)
30,5 gram
45,60 gram
27,6 gram
25,5 gram
25,4 gram
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
10,4 gram BaCl2 yang dilarutkan dalam 1000 gram air ternyata mempunyai kenaikan titik didih 1,4 kali kenaikan titik didih 3 gram urea (CO(NH2)2) yang dilarutkan dalam 500 gram air.Derajat ionisasi BaCl2 dalam larutan adalah …. (Mr BaCl2 = 208, urea = 60 )
2,7
2,8
2,9
3,0
3,5
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pada suhu 27 oC, glukosa C6H12O6 (Mr = 180) sebanyak 8,5 gram dilarutkan dalam air sampai volumenya 500 ml R= 0,082 L atm mol-1 K-1. Tekanan osmosis larutan yang terjadi sebesar ….
2,3546 atm
2,3344 atm
2,3123 atm
2,3024 atm
2,3124 atm
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