1. . Accounting of material is called:
(A) Both b & c
(B) Material balance
(C) Mass balance
(D) Energy balance
2. . Is often used to control stream composition or temperature:
(A) Batch process
(B) Limiting reactant
(C) Percent conversion
(D) By-pass
3. . The return of reflux to the top of a distillation column is an example of a:
(A) Batch process
(B) Limiting reactant
(C) By-pass
(D) Recycle
4. . In this type of process, raw materials continuously enter and product continuously leaves the process:
(A) Batch process
(B) Continuous process
(C) Recycle
(D) By-pass
5. . If some process variables change with time, then the process is:
(A) Batch process
(B) Transient process
(C) Continuous process
(D) By-pass