1.

A fermentation system has a KLa of 3 s-1 and a C0* of 5 ppm of O2. If the bulk liquid is saturated with oxygen then the oxygen transfer rate will be equal to

A. zero
B. 3 mg.l-1.s-1
C. 5 mg.l-1.s-1
D. 15 mg.l-1.s-1
Answer» B. 3 mg.l-1.s-1


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