
General Pre-test Praktikum Kimia Biokimia 2025
Quiz
•
Chemistry
•
University
•
Hard
Annisa Aprilia Prastiyo
Used 6+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Berikut merupakan jenis asam yang sering digunakan dalam makanan, kecuali….
Askorbat
Fosfat
Kalium ptalat
Asam borat
2.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Perbedaan asam dan basa adalah...
Asam memberi (donor) proton (H+), sedangkan basa adalah senyawa yang menerima (acceptor) proton
Asam memiliki pH kurang dari 7 dan bersifat korosif, sedangkan basa memiliki pH lebih dari 7 dan terasa licin
Asam terasa pahit dan licin, sedangkan basa terasa asam dan korosif
Asam dan basa tidak memiliki perbedaan yang signifikan
3.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Manakan yang termasuk sampel anhidrous?
Jeruk peras
Nutrisari
Asam asetat
Vitamin C
4.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Dalam penentuan kadar abu bahan uji dipijarkan dengan muffle furnace hingga diperoleh
abu berwarna?
Kebiru-biruan
Kehitam-hitaman
Keputih-putihan
Kehijau-hijauan
5.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Metode penentuan kadar air dalam bahan terbagi menjadi dua, yaitu...
Metode thermografimetri dan thermovolumetri
Metode thermografimetri dan titrasi
Metode thermografimetri dan karl-fischer
Metode titrasi dan thermovolumetri
6.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Sebutkan bahan yang digunakan pada percobaan kadar air, pembasahan, dan kadar abu…
Kentang, tomat, dan susu bubuk
Kentang, susu bubuk, dan kopi bubuk
Kopi bubuk, susu bubuk, dan tomat
Susu bubuk, kentang, dan tomat
7.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Menurut Johann Kjeldahl, analisis protein dibagi menjadi tiga tahap prosedur yang harus dilakukan. Berdasarkan hal tersebut, manakah yang merupakan prosedur analisis protein yang tepat dan urut?
Perombakan bahan, penambahan indikator, dan titrasi
Netralisir larutan, perombakan, dan titrasi
Netralisir, titrasi, dan penambahan indikator
Digestion, netralisir, dan titrasi
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