
Amonia
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Science
Professional Development

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Metode yang digunakan dalam SNI 6989.30:2005 untuk menguji kadar amonia dalam air adalah
Gravimetri
Titrasi Asam-Basa
Spektrofotometri
Kromatografi gas
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Berdasarkan SNI 6989.30:2005, senyawa yang terbentuk saat amonia bereaksi dengan pereaksi fenat dan hipoklorit adalah
Indofenol
Amonium klorida
Nitrit
Nitrat
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Berapakah panjang gelombang yang digunakan dalam analisis amonia menurut SNI 6989.30:2005
620
630
640
650
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Berikut adalah tahapan dalam pengujian amonia metode spektrofotometri, kecuali
Penambahan pereaksi fenat dan hipoklorit
pengukuran absorbansi dengan spektrofotometer
pemanasan sampel pada suhu tinggi
Pembentukan senyawa indofenol
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Senyawa yang berfungsi debagai katalisator dalam reaksi hipklorit dan fenat adalah
Amonium klorida
Bayclin
Natrium nitropruside
Natrium hidroksida
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Apa warna yang terbentuk saat amonia bereaksi dengan pereaksi fenat dan hipoklorit?
Hijau
Merah
Biru
Kuning
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapakah nilai baku mutu amonia (NH3-N) air limbah domestik dalam Permen LHK No. 68 2016
5
10
15
20
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