pretest 1
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
etika rosiani
Used 4+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berikut ini merupakan metode pemisahan campuran, kecuali...
Absorbsi
Dekantasi
Filtrasi
Destilasi
Ekstraksi
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pelarut yang digunakan dalam proses ekstraksi adalah...
Keton
N-heksana
Eter
Nafta
Air
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pemisahan satu/beberapa bahan dari suatu padatan cairan dg bantuan pelarut disebut...
Distilasi
Dekantasi
Filtrasi
Kristalisasi
Ekstraksi
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Semakin besar perbandingan antara bahan & pelarut, maka rendemen yg dihasilkan akan...
Semakin menurun
Semakin besar
Berkurang
Sama dengan jumlah awal
Berbeda dengan jumlah awal
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Etanol jarang digunakan dalam proses ekstraksi minyak kemiri dikarenakan...
Termasuk senyawa polar, sehingga minyak yg dihasilkan relatif sedikir
Termasuk senyawa non polar, sehingga minyak yang dihasilkan sedikit
Etanol memiliki sifat beracun
Etanol mudah terbakar
Etanol sulit larut dalam minyak
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berikut ini faktor yang mempengaruhi hasil rendemen dan mutu minyak adalah...
Suhu operasi
Tekanan
Waktu ekstraksi
Ukuran partikel
Jenis pelarut
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gambar disamping termasuk ke alat ekstraksi jenis...
Reflux
Perkolasi
Maserasi
Shoxletasi
Digesti
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