Most important factor to be considered in the selection of packings for absorbers is the ______________ of packing?
Correct answer: C. Porosity
- A. Size
- B. Durability
- C. Porosity
- D. Cost
Explanation
High porosity provides more open passage for gas flow, reducing pressure drop and delaying flooding while allowing liquid to contact the packing. Size, durability, and cost also matter, but porosity is the key factor among these choices.
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