SIFAT KOLIGATIF LARUTAN

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•
Chemistry
•
3rd Grade
•
Medium
Ubadah Education
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20 questions
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1.
FLASHCARD QUESTION
Front
Adanya zat terlarut dapat mengakibatkan
Back
Penurunan titik beku
2.
FLASHCARD QUESTION
Front
Penerapan sifat koligatif yang berhubungan dengan tekanan osmotik dalam kehidupan sehari-hari: 1. proses penyerapan air dalam tanah oleh akar 2. membasmi lintah dengan garam dapur 3. menentukan massa molekul relatif 4. pemakaian urea untuk mencairkan salju 5. penambahan glikol pada radiator mobil
Back
1 dan 2
3.
FLASHCARD QUESTION
Front
Larutan yang memiliki tekanan osmotik paling besar adalah nomor? (R = 0,082, T = 27oC)
Back
3
4.
FLASHCARD QUESTION
Front
Di antara larutan berikut ini yang titik bekunya paling tinggi adalah .... Na2CO3 0,3M, CuSO4 0,2M, Ca(NO3)2 0,4M, CH3COOH, C6H12O6
Back
Ca(NO3)2 0,4M
5.
FLASHCARD QUESTION
Front
Dari diagram PT tersebut yang menyatakan titik didih larutan urea 0,4 m adalah....
Back
D
6.
FLASHCARD QUESTION
Front
Titik didih larutan dari 11,7 gram NaCl (Mr = 58,5) dalam 500 gram air (Kb air = 0,52oC/m) adalah?
Back
100,42oC
7.
FLASHCARD QUESTION
Front
Berapa banyaknya Al2(SO4)3 (Mr = 342) yang harus dilarutkan dalam 250 gram air, agar larutan tersebut membeku pada suhu -3 adalah …. (Kf air = 1,86oC/m)
Back
27,6 gram
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