Kimia XII IPA titik beku larutan
Quiz
•
Chemistry
•
12th Grade
•
Easy
Jahlela Sari
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Titik beku pelarut air adalah 0 oC dan titik beku larutan gula adalah - 1,03 oC, berapakah penurunan titik beku larutan gula...
0
1,03
0,3
3,01
0,01
2.
MULTIPLE CHOICE QUESTION
3 mins • 10 pts
Bacalah informasi berikut!
Di negara yang memiliki musim dingin, proses pencairan es yang terdapat di jalan-jalan dan trotoar dilakukan dengan menaburkan garam ke hamparan salju. Sifat koligatif larutan yang paling tepat berhubungan dengan fenomena wacana di atas adalah ....
Penurunan tekanan uap
Kenaikan titik didih
Penurunan titik beku
Tekanan osmosis
Kenaikan tekanan uap
3.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Dalam 500 gram air terlarut 15 gram urea (Mr=60). Jika Kf air = 1,86, titik beku larutan urea adalah ..
-0.465
-0,930
0.465
0.930
1.86
4.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Jika Kf air = 1,86 berapakah titik beku larutan glukosa 0,2 molal jika titik beku pelarut murni 0oC ?
3,0
-0,372
-3,0
-5,0
5.
MULTIPLE CHOICE QUESTION
3 mins • 10 pts
Penjual es puter atau es lilin menjajakan daganganya dengan berkeliling menggunakan gerobak. Untuk membuat es puter atau es lilin, pedagang menggunakan wadah alumunium yang di bawahnya diberi es batu yang ditaburi garam. Teknik ini digunakan juga untuk menjaga es tetap beku tanpa mesin pendingin (freezer). Sifat koligatif larutan yang paling tepat berhubungan dengan fenomena wacana di atas adalah..
Penurunan tekanan uap
Tekanan osmosis
Kenaikan titik didih
Penurunan titik beku
6.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Jika larutan yang mengandung 18 gram zat non elektrolit dilarutkan kedalam 1kg air (Kf air = 1,86oC/m) membeku pada suhu –0,186oC, maka massa molekul relatif zat tersebut adalah ….
95
100
175
180
7.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Titik didih air pada tekanan 1 atm adalah. . . .
90 derajat celsius
100 derajat celsius
102 derajat celsius
105 derajat celsius
150 derajat celsius
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