Supercritical fluid chromatography

Supercritical fluid chromatography

University - Professional Development

10 Qs

quiz-placeholder

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Supercritical fluid chromatography

Supercritical fluid chromatography

Assessment

Quiz

Chemistry

University - Professional Development

Hard

Created by

Chemistry Sophia

Used 16+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Triple point in a phase daigram of the substance indicates

two phases co-exist

three phases co-exist

single phase

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

For SFC, the mobile phase must exist in this state

critical

subcritical

supercritical

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the best mobile phase for SFC

ethane

carbon dioxide

ammonia

n-hexane

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A substance can reach supercritical state by ______temperature beyond crtical pressure

increasing

decreasing

retaining

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Supercritical fluids have properties ______gases and liquids.

inbetween

same as

totally different than

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Density of supercritical fluids is close to that of a liquid

True

False

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

____is generally added as a moderator in SFC

Ethane

carbon dioxide

n-hexane

methanol

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