2. Mass balances: A fermenter is used to produce a valuable pharmaceutical produ

Question

2. Mass balances: A fermenter is used to produce a valuable pharmaceutical product P. The fermenter is operated at steady-state and the volume of the culture is 500 L at the start of the process. The fresh culture medium added to the fermenter contains no P. The target rate of P production is 6g/hr. a. What is the volume of the culture at the end of the process? b. Write a mass balance for P. c. What flow rate of culture medium is needed to maintain a concentration of 2g/L inside the fermenter and the target rate of P production? d. Which statement is true for this fermenter: FinFin Faut or Fin Faut

Explanation / Answer

a. This is an example of non-growth associated product formation. But few key points are missing to solve thhis question.

d. As the fermenter is operated in a steady state, Fin = Fout in this case.

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