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WorksheetsGuest Lecture BEW 8
Total questions: 10
Worksheet time: 3mins
A method of sample preparation that concentrates and purifies analytes from solution, by sorption onto a suitable sorbent material followed by elution of the analyte(s), with a solvent that will remove the analytes of interest from the sorbent material.
This description is an explanation of ...
LLE
SPME
SPE
SPM
LLE more efficient than SPE
TRUE
FALSE
The rules: "Earth is round"
70+20+5+10+3+1+7+30+50+1 = ....
197
10
5
17
Who gave the guest lecture today?
Dr. Solomon Mehretie
Dr. Salomo Mehretie
Dr. Solomo Mehreti
Dr. Salomon Mehretie
Polymers sorbent has 15 times greater loading capacity than silica sorbent
TRUE
FALSE
Monkey key ant cat cat
Monkey and two cat
Monkey and cat cat
Monkey key ant two cat
State the 2 phase diagram of supercritical fluid
Critical Temperature and Critical pH
Critical Temperature and Critical Pressure
Critical Pressure and Critical pH
Water and Carbon Dioxide are two of the commonly used solvents as Supercritical fluid. Suggest one of the solvent that has a more effective capacity to dissolve analytes when beyond the critical point?
Water
Carbon Oxide
Carbon Dioxide
Not all
Define the term Supercritical Fluid Extraction
Extraction of compounds of interest using supercritical fluid as an extracting solvent
Extraction of ions of interest using supercritical fluid as an extracting solution
Extraction of compounds of interest using artificial fluid as an extracting solude
Guess the biological word by emoji (write in english)
Newtreeant
Nutreeant
Newtrient
Nutrient
