The surface renewal frequency in Danckwerts' model of mass transfer is given by (KL: mass transfer co-efficient)

The surface renewal frequency in Danckwerts' model of mass transfer is

1.	The surface renewal frequency in Danckwerts' model of mass transfer is given by (KL: mass transfer co-efficient)
A.	KL2.DA
B.	KL2.DA
C.	KL2/DA
D.	KL/DA2
Answer» B. KL2.DA

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The surface renewal frequency in Danckwerts' model of mass transfer is given by (KL: mass transfer co-efficient)

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