MCQOPTIONS
Bookmark
Saved Bookmarks
→
Bioprocess Engineering
→
Cell Nutrients
→
Concentration at the surface of the spherical cata...
1.
Concentration at the surface of the spherical catalyst will be higher than the inside of the catalyst.
A.
True
B.
False
Answer» B. False
Show Answer
Discussion
No Comment Found
Post Comment
Related MCQs
To increase the overall rate of a rxn limited by internal diffusion the reaction should not ______
Concentration at the surface of the spherical catalyst will be higher than the inside of the catalyst.
The natural convection air cooled condensers are used in ________
What is the concept of overall coefficient of heat transfer is used in heat transfer problems?
Non-viable yeast cells are immobilised in alginate beads. The beads are stirred in glucose medium under anaerobic conditions. The effective diffusivity of glucose in the beads depends on cell density according to the relationship: ( mathcal{D}_{Ac} ) = 6.33-7.17yC
The unit of intrinsic factor k remains constant in every order.
Refer to Q4 and Q5, and Estimate the intrinsic first-order rate constant k1 .
Enzyme is immobilised in 8 mm diameter agarose beads at a concentration of 0.018 kg protein m-3 gel. Ten beads are immersed in a well-mixed solution containing 3.2 10-3 kg m-3 substrate. The effective diffusivity of substrate in agarose gel is 2.1 10-9 m2 s-1. Kinetics of the enzyme can be approximated as first order with specific rate constant 3.11 105 s 1 per kg protein. Mass transfer effects outside the particles are negligible. Estimate the volume per bead.
The effective diffusivity of substrate in the solid, ( mathcal{D}_{Ac} ) is dependent of substrate.
Reply to Comment
×
Name
*
Email
*
Comment
*
Submit Reply
Your experience on this site will be improved by allowing cookies. Read
Cookie Policy
Reject
Allow cookies