A pulse tracer is introduced in an ideal CSTR (with a mean residence t – McqOptions

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1.	A pulse tracer is introduced in an ideal CSTR (with a mean residence time ) at time, t = 0. The time taken for the exit concentration of the tracer to reach half of its initial value will be
A.	2
B.	0.5
C.	/0.693
D.	0.693
Answer» B. 0.5

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