The equation Cp $=11($e$-0\mathrm{.}3$t e$-1\mathrm{.}2$t$)$ fits the pharmacokinetics for one compartment open model of a drug when given as single oral dose of $800$ mg$.($F$=20\%,$ Cp in mg$\backslash$L$,$ first$-$order rate constants are in hour$-1).$ Assuming normal absorption kinetics, calculate the volume of distribution $($in L$).$Question $3$ Answera$\mathrm{.}29\mathrm{.}1$b$\mathrm{.}16\mathrm{.}5$c$\mathrm{.}43\mathrm{.}6$d$\mathrm{.}19\mathrm{.}4$e$\mathrm{.}48.$