The following data was collected during a pentachlorophenol biotreatability test. The initial concentration of pentachlorophenol added to each reactor is $250u\frac{g}{g}$ soil. Assume pentachlorophenol biodegradation follows first order kinetics.

$\backslash$table$[[\backslash$table$[[$Time$],[($Day$)]],\backslash$table$[[$ Pentachlorophenol