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WorksheetsAbsorption
Total questions: 10
Worksheet time: 3mins
What law is used to express the equilibrium in absorption and stripping process?
Raoult's law
Henry's law
Charles's law
Boyle's law
Mole fraction of solute B in gas phase has a/an ....... relationship with its mole fraction in liquid phase.
Non-linear
Quadratic
Linear
Inverse
The graph must be ...... system to make the equilibrium line to be linear.
isobaric
adiabatic
isothermal
isochoric
The graph of operating and equilibrium lines for absorption is called ...
McGonagall diagram
McPhee-Mak diagram
McCabe-Thiele diagram
In counter current flow process, gas flow is introduced at the ..... of the column.
middle
top
bottom
all of the above
Energy balance will not be automatically satisfied when
Heat of absorption is negligible
Operation is isothermal
Solvent is volatile
Carrier gas is insoluble
Henry's law is used to express the equilibrium in absorption and stripping process because the amount of solute is relatively high.
True
False
In absorption and stripping equilibria, the solvent loss due to vaporisation can be negligible. Why?
Carrier gas is soluble into the solvent.
Solvent is non-volatile.
The system is not in isothermal.
Gas treatment plant is the example uses of
absorption
drying
absorption and stripping
evaporation
The desired product of an absorber is
recycle solvent stream
treated gas stream
saturated solvent
gas mixture
