Pembuatan Asam Asetat dari Air Cucian Kopi
Flashcard
•
Chemistry
•
11th Grade
•
Hard
NESTALISTA ZAI
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24 questions
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1.
FLASHCARD QUESTION
Front
Apa itu asam asetat?
Back
Asam asetat atau asam cuka adalah senyawa organik yang mengandung gugus asam karboksilat, dikenal sebagai pemberi rasa asam dan aroma dalam makanan.
2.
FLASHCARD QUESTION
Front
Apa yang memungkinkan air cucian kopi untuk difermentasi menjadi asam asetat?
Back
Kandungan glukosa dalam air cucian kopi (arabika dan robusta) memungkinkan untuk difermentasi menjadi asam asetat.
3.
FLASHCARD QUESTION
Front
Apa peran ragi roti dalam proses fermentasi asam asetat?
Back
Ragi roti (Saccharomyces cerevisiae) mengubah glukosa menjadi alkohol.
4.
FLASHCARD QUESTION
Front
Apa yang dilakukan bakteri Acetobacter xylinum dalam proses fermentasi?
Back
Bakteri Acetobacter xylinum mengubah alkohol menjadi asam asetat.
5.
FLASHCARD QUESTION
Front
Berapa lama fermentasi alkohol berlangsung dalam penelitian ini?
Back
Fermentasi alkohol berlangsung selama 48 jam (anaerob).
6.
FLASHCARD QUESTION
Front
Apa tujuan dari penelitian ini?
Back
Mengetahui karakteristik asam asetat berbasis limbah hasil cucian kopi arabika dan robusta.
7.
FLASHCARD QUESTION
Front
Apa variabel tetap dalam penelitian ini?
Back
Volume air cucian kopi 400 ml, pengadukan 400 rpm, ragi roti 8 gram, pupuk NPK 3 gram, pupuk Urea 3 gram, waktu fermentasi alkohol 48 jam.
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