Pretest Analisis COD dengan Metode Refluks Terbuka
Quiz
•
Chemistry
•
University
•
Medium
Mahirullah, Kimia
Used 14+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Manakah yang BUKAN merupakan prinsip kerja analisis COD di bawah ini
Analisis Sampel
Preparasi Sampel
Standarisasi Sampel
Proses Refluks
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah kepanjangan COD dan pengertiannya?
Chemical Oxygen Demand adalah jumlah oksigen yang diperlukan mereduksi senyawa organik dengan bahan kimia
Chemical Oksalat Demand adalah jumlah oksalat yang diperlukan mengoksidasi senyawa organik dengan bahan kimia
Chemical Oxygen Demand adalah jumlah oksigen yang diperlukan mengoksidasi senyawa organik dengan bahan kimia
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Manakah berikut ini yang merupakan persamaan untuk nilai COD dalam suatu sampel (limbah cair)?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jenis bahan buangan yang dapat dioksidasi dengan uji COD adalah
1. Zat organik biogradable
2. Serat sintetik
3. Non-biodegradable
4. Hidrokarbon rantai & aromatik
1. Zat organik biogradable
2. Non-biodegradable
3. N bebas
4. Hidrokarbon rantai & aromatik
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Tandailah bahan-bahan apa saja yg dibutuhkan dalam percobaan analisa COD!
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oksidator
Katalisator
Pengikat Klor
7.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Apakah nama alat pada nomor 4 tersebut?
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