PRAK. KIMIA INSTRUMENTAL

Quiz
•
Chemistry
•
University
•
Hard
HERLENA -
Used 12+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Judul percobaan yang akan Anda lakukan?
Analisis Distribusi Partikel Material dengan Particle Size Analyzer (PSA)
Analisis Kadar Kafein pada Kopi Menggunakan Spektrofotometer Uv-Vis Doube Beam dengan
Metode Adisi Standar
Analisis Potensial Oksidasi dan Reduksi dari Senyawa dengan Cyclic Voltammetry (CV)
Analisis Kadar Kafein pada Kopi Menggunakan Spektrofotometer Uv-Vis Doube Beam dengan
Metode Adisi Standar
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Senyawa kimia yang digunakan untuk analisis potensial oksidasi dan reduksi menggunakan Cyclic Voltammetry (CV)?
Parasetamol
Metilen Blue
Asam Salisilat
Kafein
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Untuk membuat larutan standar parasetamol 400 ppm dalam labu ukur 25 mL dari larutan induk parasetamol 1000 ppm. Berapakah volume yang harus dipipet?
5 mL
12,5 mL
7,5 mL
10 mL
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Untuk membuat Larutan Elektrolit H2SO4 0.1 M dalam labu ukur 50 mL, berapakah volume yang harus diambil jika Larutan Elektrolit H2SO4 1 M yang tersedia di Laboratorium?
0,2 mL
5 mL
10 mL
0,5 mL
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Scan rate dan range potensial yang kita gunakan pada alat CV
1 V/sec & 0 s/d 0,5 Volt
0,1 V/sec & 0 s/d 1,5 Volt
0,2 V/sec & 0 s/d 1,2 Volt
0,5 V/sec & 0 s/d 2,5 Volt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elektroda & elektroa rujukan yang digunakan dalam alat CV?
Pt & AgCl
Al & AgCl
C & AgCl
Fe & AgCl
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