
Ksk Kimia_Sifat Koligatif Larutan_
Quiz
•
Chemistry
•
12th Grade
•
Hard
Aripudin Gojali
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Molalitas senyawa para-diklorobenzena (C6H4Cl2) dalam suatu Iarutan yang dibuat dengan cara melarutkan 2,65 g C6H4CI2 dalam 50 mL benzena (kerapatan = 0,879 g/mL) adalah....
0.041 m
0.410 m
0.180 m
1.80 m
0.0018 m
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Larutan pekat asam klorida, HCI, adalah Iarutan 36% w/w HCI dalam air. Larutan ini memiliki rapat massa 1,18 g/cm3. Konsentrasi Iarutan tersebut adalah.....
1.2 M
12 M
24 M
30 M
7 M
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berikut ini, larutan manakah yang mempunyai titik beku paling rendah adalah...
0.100 M CaCl2
0.100 M C6H12O6
0.100 M KCl
0.100 M AgNO3
0.100 M CO2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Telah diketahui bahwa sifat koligatif suatu larutan ditentukan oleh jumlah partikel zat terlarut. Anda melakukan percobaan untuk menentukan tekanan uap jenuh dari ke 4 larutan berikut ini:
a. 0,13 m BaCl2
b. 0,22 m MnSO4
c. 0,24 m ZnSO4
d. 0,41 m Ethylene glikol (nonelektrolit)
Berdasarkan berkurangnya tekanan uap larutan, maka urutan yang paling tepat adalah
a > b > c > d
b > a > b > c
a > d > c > b
a > d > b > c
d > c > b > a
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Larutan aseton dibuat dengan cara melarutkan 0,50 mol aseton (Po = 345 torr) dalam 1,00 mol etanol (Po = 59,8 torr) pada 25 oC. Fraksi mol aseton dalam fasa uap di atas larutan tersebut adalah
0.26
0.33
0.50
0.74
0.67
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jika tekanan osmotik darah adalah 7,65 atm pada 37 oC, maka massa (dalam gram) glukosa (C6H12O6, massa molar = 180,2 g/mol) yang dibutuhkan untuk membuat 1,00 liter larutan injeksi intravenous yang tekanan osmotiknya sama dengan tekanan osmotik darah adalah…
3.00 g
4.44 g
25.4 g
45.0 g
54.0 g
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
10 g paraffin C20H42, suatu zat terlarut yang tak mudah menguap dilarutkan dalam 50 g benzene C6H6. Pada suhu 53oC tekanan uap murni benzene adalah 300 tor. Tekanan uap larutannya adalah…
298 torr
292 torr
284 torr
275 torr
276 torr
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