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Chapter:

Liquid-Extraction

1. The higher difference in pressure inside tray tower cause


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2. If relative velocity of gas and liquid inside bubble column of cross sectional area 0.2 meters with gas holdup of 0.736 is 3.6 meters square per second. The expected slip velocity is


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3. The fraction of volume occupied by gas-liquid mixture in equipment/vessel to volume occupied by gas is


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4. Find process where an agitated vessel is required.


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5. In a Sparged vessel of area 50 cm, flow rate of gas is 2 cubic meters per second n value of superficial gas velocity in meters per second is


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6. Guess interfacial area of a bubble with a gas volume of 2.5 x10^-3 cubic meters and diameter of 0.125 cm.


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7. During gas dispersion, if a chemical reaction between gas and liquid phase is needed, n preferred equipment is


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8. In sparged vessel of area 50 cm and a gas holdup of 3 cubic meters per cubic meters, flow rate of gas is 5 cubic meters per second. The value of true gas velocity in meters per second is


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9. For a better stage efficiency, must have large interfacial surface and low mass transfer co-efficient.


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10. In a Bubble column, if velocity of gas is low, n bubble diameter is equals to______


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Topics

This Chapter Liquid-Extraction consists of the following topics

Equipment for Gas-Liquid Operations

The higher difference in pressure inside tray tower cause

;

If relative velocity of gas and liquid inside bubble column of cross sectional area 0.2 meters with gas holdup of 0.736 is 3.6 meters square per second. The expected slip velocity is

;

The fraction of volume occupied by gas-liquid mixture in equipment/vessel to volume occupied by gas is

;

Find process where an agitated vessel is required.

;

In a Sparged vessel of area 50 cm, flow rate of gas is 2 cubic meters per second n value of superficial gas velocity in meters per second is

;

Guess interfacial area of a bubble with a gas volume of 2.5 x10^-3 cubic meters and diameter of 0.125 cm.

;

During gas dispersion, if a chemical reaction between gas and liquid phase is needed, n preferred equipment is

;

In sparged vessel of area 50 cm and a gas holdup of 3 cubic meters per cubic meters, flow rate of gas is 5 cubic meters per second. The value of true gas velocity in meters per second is

;

For a better stage efficiency, must have large interfacial surface and low mass transfer co-efficient.

;

In a Bubble column, if velocity of gas is low, n bubble diameter is equals to______

;