Supercritical fluid chromatography
Assessment
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Chemistry Sophia
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Chemistry
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University - Professional Development
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14 plays
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Hard
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10 questions
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1.
Multiple Choice
Triple point in a phase daigram of the substance indicates
two phases co-exist
three phases co-exist
single phase
2.
Multiple Select
For SFC, the mobile phase must exist in this state
critical
subcritical
supercritical
3.
Multiple Choice
Which is the best mobile phase for SFC
ethane
carbon dioxide
ammonia
n-hexane
4.
Multiple Choice
A substance can reach supercritical state by ______temperature beyond crtical pressure
increasing
decreasing
retaining
5.
Multiple Select
Supercritical fluids have properties ______gases and liquids.
inbetween
same as
totally different than
6.
Multiple Choice
Density of supercritical fluids is close to that of a liquid
True
False
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