Sifat koligatif larutan merupakan sifat yang tidak bergantung pada jenis partikel namun bergantung pada konsentrasi zat terlarutnya. Konsentrasi yang digunakan dalam sifat koligatif larutan tekanan osmotik adalah ….

Ujian Tengah Semester Kimia XII

Quiz
•
Chemistry
•
3rd Grade
•
Hard
Siti Fatimah
Used 2+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Molalitas
Molaritas
Persen massa
Fraksi mol terlarut
Fraksi mol pelarut
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suatu larutan terdiri dari pelarut dan zat terlarut, kemudian dibedakan menjadi larutan elektrolit dan nonelektrolit. Di bawah ini yang merupakan larutan elektrolit adalah ….
C2H5OH
C6H12O6
C12H22O11
CO(NH2)2
CH3COOH
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dari 9,8 gram H2SO4 (Mr = 98 g/mol) akan dihasilkan larutan H2SO4 0,4 M sebanyak ….
50 mL
100 mL
200 mL
150 mL
250 mL
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Kemolalan larutan NaCl 50% massa dalam air adalah …. (Mr NaCl = 58,5 g/mol)
4,25 m
17 m
190 m
2,10 m
5,30 m
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Berdasarkan data tersebut, larutan yang mengandung jumlah partikel zat terlarut nonvolatil paling banyak adalah ….
A
B
C
D
E
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pada tekanan 1 atmosfer, larutan sukrosa (C12H22O11) dalam air memiliki titik didih 105°C. Jika Kb air 0,5 °C/m, maka konsentrasi larutan tersebut adalah ….
5,0 M
4,0 m
25 m
2,0 m
10 m
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui Kf air = 1,86, Ar H = 1, C = 12, dan O = 16. Titik beku air dalam radiator mobil yang berisi cairan dengan perbandingan 62 g etilen glikol HOCH2CH2OH dalam 1000 g air adalah ….
-0,93 °C
-1,05 °C
-3,72 °C
-5,58 °C
-7,64 °C
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