LATIHAN SOAL SIFAT KOLIGATIF LARUTAN

Quiz
•
Chemistry
•
12th Grade
•
Medium
N@S RIDA
Used 326+ times
FREE Resource
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15 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Kenaikan titik didih larutan berbanding ....
lurus dengan molaritas larutan
lurus dengan molalitas larutan
terbalik dengan fraksi mol
lurus dengan fraksi mol
lurus dengan suhu
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Larutan di bawah ini yang mempunyai kenaikan titik didih terbesar adalah ....
MgCl2 0,1 molal
Al2(SO4)3 0,1 molal
NaOH 0,1 molal
NaCl 0,1 molal
C2H5OH 0,1 molal
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dari diagram P-T H2O di atas yang merupakan daerah perubahan titik beku adalah ....
A dan H
B dan C
G dan H
I dan J
D dan E
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Suatu zat organik sebanyak 0,645 gram yang dilarutkan dalam 50 gram CCl4 memberikan ∆Tb = 0,645oC. Jika Kb pelarut = 5,0oC/m, maka massa molekul relatif zat itu adalah ….
100
90
80
70
50
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pada temperatur 30oC ke dalam air dilarutkan 2,052 gram Ba(OH)2 sampai volume larutan menjadi 600 mL. (Mr Ba(OH)2 = 171, R = 0,082). Tekanan osmotik larutan tersebut sama dengan ….
0,45 atm
0,50 atm
0,90 atm
1,49 atm
2,98 atm
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Jika diketahui tetapan penurunan titik beku molal air 1,86oC/m dan massa molekul relatif CO(NH2)2 = 60, maka titik beku larutan 30 gram CO(NH2)2 dalam 250 gram air adalah ….
+3,72oC
+2,72oC
-0.93oC
-1,72oC
-3,72oC
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Sebanyak 34,2 gram gula pasir dilarutkan dalam 250 gram air. Jika kenaikan titik didih molal air = 0,5oC/m, maka titik didih larutan tersebut adalah .... (Mr gula pasir = 342)
100,04 oC
100,20 oC
100,40 oC
100,80 oC
101,40 oC
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