Sifat Koligatif Larutan
Quiz
•
Chemistry
•
12th Grade
•
Hard
Aji Christian Bani Adam
Used 565+ times
FREE Resource
51 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
rumus molalitas yang benar adalah ...
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Fraksi mol urea dalam air adalah 0,2. Tekanan uap jenuh air murni pada suhu 20°C sebesar 17,5 mmHg. Maka tekanan uap jenuh larutan pada suhu itu adalah …. mmHg
3,5
14
17,5
17,7
21
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Berdasar grafik P-T diatas, terdapat dua larutan :
Larutan I : 6 gram urea ( Mr = 60) dalam 500 gram air
Larutan II : 5,85 gram garam ( Mr = 58,5) dapur dalam 500 gram air
Keniakan titik didih larutan urea ditunjukkan oleh ....
C-B
C-A
D-E
E-F
D-F
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Cermati beberapa penerapan sifat koligatif dalam kehidupan sehari-hari berikut!
1) penggunaan garam dapur untuk mengawetkan ikan
2) cuci darah dengan metode dialisis
3) penambahan etilen glikol ke dalam air radiator mobil
4) penyulingan komponen minyak bumi
5) penggunaan garm dapur untuk mencairkan salju
penerapan sifat koligatif berupa penurunan titik beku terdapat peristiwa ....
1 dan 2
2 dan 3
2 dan 4
3 dan 5
4 dan 5
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
kedalam 500 gram air dilarutkan 13,35 gram senyawa AlCl3. jika Kb air = 0,52, harga ɑ= 0.8, kenaikan titik didih larutan tersebut adalah .. (Ar Al=27, Cl=35,5)
0,163oC
0,354oC
0,469oC
0,659oC
0,839oC
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pada suhu 27oC glukosa C6H12O6 (Mr = 180) sebanyak 7,2 gram dilarutkan dalam air sampai volumenya 400mL. jika R = 0,082 L atm mol-1K-1. tekanan osmotik larutan yang terjadi sebesar ....
0,39 atm
2,46 atm
3,60 atm
4,80 atm
30,00 atm
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
berikut ini merupakan gambaran molekuler partikel tidak sebenarnya antara pelarut dan zat terlarut.
tekanan uap jenuh larutan paling besar terjadi pada gambar nomor ....
1
2
3
4
5
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