
Quiz Kimia Kelas XII
Quiz
•
Chemistry
•
3rd Grade
•
Practice Problem
•
Hard
Pia Hanipah
Used 4+ times
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46 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Sebanyak 7.5 gram zat X dilarutkan dalam 180 gram air akan menghasilkan larutan dengan fraksi mol sebesar . . . . .(Mr X = 75, Mr Air = 18).
0,009
0,002
0,125
0,150
0,1625
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Jika larutan NaF dibuat dari 4,2 gram NaF dalam 100 gram air maka larutan tersebut memiliki molalitas . . . . .m (Mr NaF = 42)
1
2
3
4
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Jika ke dalam 180 gram air dilarutkan 12 gram urea secara berturut utrut, maka fraksi mol zat terlarut dan pelarut dari larutan urea adalah . . . . (Mr urea = 60 dan air = 18)
0,01 dan 0,02
0,02 dan 5
0,01 dan 0,98
0,02 dan 0,98
0,02 dan 0,99
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Larutan berikut yang memiliki penurunan titik beku terbesar ialah larutan yang mengandung banyak zat terlarut yaitu . . . . .
Glukosa 0,05 m
Glukosa 0,10 m
Sukrosa 0,10 m
Sukrosa 0,15 m
Urea 0,20 m
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Penurunan titik beku molal bergantung pada . . . . .
Jenis pelarut
Titik didh Pelarut
Molaritas larutan
Molalitas larutan
Jenis zat terlarut
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Jika diketahui derajat ionisasi asam nitrat, HNO3 dalam larutan = 1 dan Kb air =0,52oC/m kenaikan titik didih larutan 6,3 gram HNO3 (Mr = 63) dalam 500 gram air sebesar . . . . .
0,13
0,39
0,50
0,72
0,82
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Tekanan osmotik dari larutan LSO4 0,05 M (faktor van't hoff = 0,2) pada suhu 3000K (R = 0,082) adalah . . . . .atm
0,246
0,492
0,6
0,725
0,8
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