GC recap

GC recap

Assessment

Flashcard

Chemistry

2nd Grade

Practice Problem

Hard

Created by

Hanna Helac

Used 1+ times

FREE Resource

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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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