Q. The figure given below is a single stage ideal co- current process of solute transfer from liquid to gas phases.

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Q. Find the abscissa and ordinates of the graph.

If X,Y –Concentration in mole ratio
x,y- Concentration in mole fraction

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Q. Name of the line PR and QT, If X, Y – are represented in mole ratio.

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Q. Identify the relation between the slope of two operating line in the given figure.

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Q. Find the concentration representation in the equilibrium distribution curve given below.

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Q. Find the slope of the operating line from the figure below.
Where,

Ls,Gs- non diffusing solvent
X,Y- Concentrations in mole ratio
x,y- concentration in mole fraction

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Q. Find the driving force at the point (P) in the equilibrium distribution curve given below.

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Q. Find the number of stage(s), Where,

Y- Mole Ratio of gas phase
X- Mole Ratio of liquid phase

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Q. Find the value of y in an ideal single stage absorber is used to remove ammonia from gas with water as solvent. Its representation is given below.

Here,
y0=0.2, the molar gas flow rates of liquid and gas mixture in (moles/sec) are 4 and 2. The equilibrium relation between y and x is given by y = 0.2x. The solvent water is pure.

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Q. Find the Murphree stage efficiency for the following co-current operation with equilibrium leaving gas phase concentration Y*= 0.8.

Where,
G and L are gas and liquid flow rates
Y and X are concentration in mole ratio (Y1=0.2, Y2=0.4, X1= 0.6, X2=0.8)

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