Question

An isothermal plug flow reactor is used to remove an environmental contaminant from polluted water via a 2nd-order reaction. A residence time of 7.5 min in the reactor results in 90% conversion. To obtain 99% conversion, what is the closest time below that would be expected? Explain your answer. a. 8.2 min b. 15 min c. 80 min d. 250 min e. 1500 min

Answer 1

The exact result is 82.5 min (close to c. 80 min)

Step-by-step explanation:

Hello,

In the following picture you'll find the numerical procedure for this exercise.

- Take into account that the initial concentration and the velocity constant remain constant for the two mentioned scenarios.

Best regards.