Question $2$

An RTD analysis was carried out on a liguid phase veactor using a tracer hytame infected at $290K.$ The efferent concentrotion measued as a functore of time is shown in Tahile helew

$(1)$ Determine the RTD analysis

$($ii$)$ Detemine the fraction of material leaving the reector that has spent between $3$ and $6$ minutes in the reactor.