Quiz Pembuatan Sabun Transparan
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Hard
Eny Agustina
Used 2+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi utama dari asam stearat dalam pembuatan sabun transparan?
Meningkatkan pH sabun
Membentuk busa lebih banyak
Mengurangi kelarutan dalam air
Memberikan tekstur lebih keras
Mengurangi kandungan air dalam sabun
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada tahap pemanasan minyak, suhu yang digunakan adalah:
30-40°C
40-50°C
50-60°C
60-70°C
70-80°C
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reaksi kimia yang terjadi antara minyak dan larutan NaOH disebut:
Hidrolisis
Saponifikasi
Esterifikasi
Polimerisasi
Karbonasi
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Komponen utama yang digunakan dalam pembuatan sabun transparan adalah:
NaOH, air, gliserin
Minyak, NaOH, etanol
Air, asam stearat, gliserin
Minyak, etanol, pewarna
Gula, minyak, parfum
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana cara menjaga agar campuran sabun tetap jernih selama proses pembuatan?
Menggunakan NaOH dalam jumlah besar
Memanaskan campuran hingga lebih dari 100°C
Menambahkan pewarna sebelum pencampuran
Menjaga suhu sekitar 60-70°C
Mendinginkan campuran dengan cepat
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa tujuan dari penambahan gliserin dalam proses pembuatan sabun transparan?
Memberi warna pada sabun
Menurunkan pH sabun
Menambah busa pada sabun
Menjaga kelembutan sabun
Mengurangi kelarutan sabun dalam air
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metode apa yang digunakan untuk menentukan kadar asam lemak bebas (FFA) pada VCO?
Titrasi dengan larutan NaOH
Pemanasan hingga suhu tinggi
Pengujian dengan spektrofotometer
Uji organoleptik
Pengendapan
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