The residence time distribution of an ideal CSTR is _____________________?
A. (1/η) exp (-t/η)
B. η exp (-t/η)
C. exp (-t/η)
D. (1/η) (-t/η)
A. (1/η) exp (-t/η)
B. η exp (-t/η)
C. exp (-t/η)
D. (1/η) (-t/η)