
GC recap
Flashcard
•
Chemistry
•
2nd Grade
•
Practice Problem
•
Hard
Hanna Helac
Used 1+ times
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8 questions
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1.
FLASHCARD QUESTION
Front
Koji je osnovni uslov da se supstanca može analizirati GC-om?
Back
Osnovni uslov je da supstanca mora biti isparljiva.
2.
FLASHCARD QUESTION
Front
Uloga gasa nosača (carrier gas) je:
Back
Prenošenje analita kroz kolonu
3.
FLASHCARD QUESTION
Front
FID detektuje spojeve koji:
Back
Imaju C–H veze
4.
FLASHCARD QUESTION
Front
FID je univerzalni detektor za oragnske supstance.
Back
TAČNO
5.
FLASHCARD QUESTION
Front
Ako se retencijska vremena mijenjaju, moguće je curenje gasa nosača.
Back
TAČNO
6.
FLASHCARD QUESTION
Front
Veća temperatura pećnice uvijek znači bolje razdvajanje.
Back
NETAČNO :(
7.
FLASHCARD QUESTION
Front
Koji gasovi se najčešće koriste kao gasovi nosači u GC-u?
Back
Helij, Hidrogen, Argon, CO2, azot
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