Hard Chemical Engineering Quiz – Test Your Expertise
A collection of nine challenging multiple‑choice items that probe deep understanding of unit operations, reactor design, and energy optimization.
Quiz Questions
Answer all questions below and test your knowledge.
- 1
Which reactor configuration provides the most reliable temperature control for a highly exothermic liquid‑phase reaction?
- 2
Given a binary mixture with a relative volatility of 2.5, what is the typical minimum reflux ratio for a total‑reflux distillation column?
- 3
When an ideal gas expands isothermally from 1 bar to 5 bar, the entropy change of the system is
- 4
Which experimental technique is most widely used to measure diffusion coefficients of solutes in liquids?
- 5
Under ASME Section VIII Division 1, what is the typical safety factor applied to the allowable stress of a pressure vessel?
- 6
For a counter‑flow heat exchanger with an infinitely large surface area, the effectiveness approaches
- 7
The transient axial‑dispersion mass balance in a packed column is governed by which equation?
- 8
In a fluidized‑bed reactor, which catalyst particle size best balances pressure drop and external mass‑transfer resistance?
- 9
What primary benefit does a heat pump provide when integrated into a chemical plant compared with a separate boiler system?
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