Penetration theory assumes that turbulent eddies travel from the bulk – McqOptions

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1.	Penetration theory assumes that turbulent eddies travel from the bulk of the phase to the interface where they remain constant for a constant exposure time (te). The model correlating KL, mass transfer coefficient and DAB, diffusivity can be expressed as
A.	KL = 2(DAB/πte)^0.25
B.	KL = 2(DAB/πte)^0.5
C.	KL = 2(DAB/πte)^0.75
D.	KL = 2(DAB/πte)
Answer» C. KL = 2(DAB/πte)^0.75

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