
Review P.PLM
Authored by Mastuti Widi
Chemistry
University
Used 3+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berapa normalitas suatu larutan yang mengandung 20 g NaOH dalam 250 mL larutan (BM NaOH)
1 N
2 N
3 N
4 N
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sebuah larutan mengandung 2 gram NaCl dalam 500 L NaCl-air. Hitunglah konsentrasi garam dalam larutan tersebut dalam satuan ppm.
1 ppm
3 ppm
4 ppm
5 ppm
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quality Control (QC) dalam laboratorium adalah
Proses verifikasi hasil pemeriksaan pasien.
Sistem untuk memastikan keakuratan dan ketepatan hasil pemeriksaan.
Prosedur untuk mengkalibrasi alat-alat laboratorium.
Cara untuk mengurangi biaya operasional laboratorium.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Salah satu contoh penerapan QC dalam laboratorium adalah
Menggunakan alat yang sama untuk semua jenis pemeriksaan.
Mengabaikan hasil pemeriksaan yang tidak sesuai dengan harapan.
Melakukan kalibrasi alat secara berkala.
Menggunakan reagen yang kadaluarsa.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sebanyak 20 mL alkohol dilarutkan dalam 100 mL air. Kadar larutan tersebut adalah ...
0,1667 % v/v
0,2 % v/v
16,67 % v/v
20,00 % v/v
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berapa mL H2SO4 pekat (18,0 M) yang dibutuhkan untuk membuat 750 mL larutan H2SO4 3,0 M
50 mL
100 mL
125 mL
250 mL
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sebanyak 100 μL serum ditambahkan dengan 400 μL larutan NaCl fisiologis. Total
volume menjadi 500 μL. Hitung pengenceran serum tersebut!
2 kali
3 kali
4 kali
5 kali
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