In general,the average residence time will increase if
A)the size of the store and the flux both decrease.
B)the size of the store decreases and the flux increases.
C)the size of the store increases and the flux decreases.
D)the size of the store and the flux both increase.

Question

Quizplus · Accepted Answer

The residence time is the average amount of time that a substance will spend in a store. It is calculated by dividing the size of the store by the flux. Therefore, if the size of the store increases, the residence time will increase. If the flux decreases, the residence time will also increase. Therefore, choice C is the only option where both factors work together to increase the residence time.

In General,the Average Residence Time Will Increase If