
MOIPA Bahan Kimia IPA
Quiz
•
Engineering
•
Professional Development
•
Practice Problem
•
Hard
RMSA TLUI
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jenis bahan kimia yang umum dan rutin digunakan di IPA, kecuali
Koagulan
Flokulan
Disinfektan
Netralisan
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
pembubuhan koagulan alum menyebabkan pH turun (asam), maka yang dilakukan
Mengurangi dosis koagulan
Injeksi larutan NaOH
Injeksi soda ash
Penyesuaian debit
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koagulan yang efektivitasnya realtif fleksibel pada pH asam maupun basa
alum
PAC
Ferri sulfat
Polimer
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Bahan kimia yang dapat diaplikasikan saat terjadi lonjakan kekeruhan di air baku
Klor
Tawas
Poli-akrilamida
Ferri sulfat
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alat gelas yang digunakan untuk membuat larutan dengan konsentrasi presisi
Erlenmeyer
Beaker Glass
Gelas ukur
Labu ukur
6.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Berapa banyak soda ash yang diperlukan untuk membuat 1 Liter larutan soda ash 2%
2 g
20 g
200 g
2 kg
7.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Berapa kilogram tawas yang harus dimasukkan ke dalam 2 meter kubik air untuk membuat larutan tawas 5%?
1
10
50
100
8.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
IPA dengan Kapasitas Pengolahan 50 Lps. Apabila dosis Optimum koagulan alum 40 ppm; Konsentrasi larutan alum yang digunakan 10 % (100 mg/mL). berapa dosis pembubuhan (mL/s)
5
10
20
50
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