Garam dapur dapat membasmi lintah dengan cara ditaburkan di tempat yang sering dilalui lintah. Lintah sensitif terhadap garam, dan jika terkena dalam waktu lama, dapat mati. Penggunaan garam dapur ini memanfaatkan sifat koligatif larutan, yaitu tekanan osmotik karena partikel garam menyebabkan...
KOLIGATIF KELAS XII

Flashcard
•
Chemistry
•
12th Grade
•
Hard
Umi Hanifah
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
lintah mengalami dehidrasi
2.
FLASHCARD QUESTION
Front
Zat terlarut dapat mengakibatkan...
Back
penurunan titik beku
3.
FLASHCARD QUESTION
Front
Tekanan uap jenuh air pada 30 °C: 31,8 mmHg. Fraksi mol zat Y dalam air: 0,056. Tekanan uap jenuh larutan Y pada 30 °C adalah...
Back
30,02 mmHg
4.
FLASHCARD QUESTION
Front
Larutan 3g zat non elektrolit dalam 100g air (Kf air = 1,86°C/m) membeku pada -0,279°C. Massa molekul relatif zat:
Back
200
5.
FLASHCARD QUESTION
Front
7,3g benzofenon (Mr = 190 g/mol) dalam 50g benzena (Kb = 2,43°C). Titik didih benzena murni = 80,1°C. Suhu didih larutan?
Back
81,97°C
6.
FLASHCARD QUESTION
Front
Zat X 618g dilarutkan dalam 1 dm³ air, larutan mendidih pada 101,846 °C. Kb air = 0,52. Mr zat X?
Back
174
7.
FLASHCARD QUESTION
Front
Larutan isotonik dengan KBr 0,3 M pada suhu yang sama adalah...
Back
Kalsium hidroksida 0,3 M
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