A coalescer in a mixer-settler liquid-liquid extraction coloumn

1.	A coalescer in a mixer-settler liquid-liquid extraction coloumn
A.	comprises of thin bed of substances of extended surface having high porosity.
B.	helps in increasing the bubble size entering the settler.
C.	helps in increasing the settling rate of the bubbles.
D.	all 'a', 'b', & 'c'.
Answer» E.

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A coalescer in a mixer-settler liquid-liquid extraction coloumn

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