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Gas Absorption and Solvent Selection Quiz

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Gas Absorption and Solvent Selection Quiz

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Questions and Answers

What is the function of the down comer in tray towers?

To provide a passage for the downward flow of the liquid from a top tray to a lower tray (correct)
To provide a passage for the upward flow of gas from a lower tray to a higher tray
To maintain a depth of liquid on each tray required for contacting with gas
To ensure a uniform liquid flow in the tower

What is the purpose of the weir in tray towers?

To ensure a uniform liquid flow in the tower
To maintain a depth of liquid on each tray required for contacting with gas (correct)
To support the trays/plates in the tower
To provide a passage for the upward flow of gas from a lower tray to a higher tray

What is the purpose of the redistributor in tray towers?

To provide a passage for the downward flow of the liquid from a top tray to a lower tray
To ensure a uniform liquid flow in the tower (correct)
To provide uniform liquid flow at intervals in high towers
To support the trays/plates in the tower

What is used to increase the area of contact between gas and liquid in tray towers?

Trays/plates (D) Signup and view all the answers

What is the main function of the trays/plates in tray towers?

To increase the area of contact between gas and liquid (D) Signup and view all the answers

What is used as an open space at the bottom of the tower to ensure good distribution of gas into the packing?

Packing supports (D) Signup and view all the answers

What is the purpose of gas absorption?

To provide a solution of gas components in the liquid (D) Signup and view all the answers

Why is it important for the solvent to have high gas solubility?

To minimize solvent loss during absorption (D) Signup and view all the answers

Why should the solvent be less volatile for gas absorption?

To minimize solvent loss during absorption (C) Signup and view all the answers

Why is it important for the solvent to be non-toxic and non-flammable?

To ensure safe handling and storage of the solvent (D) Signup and view all the answers