A binary mixture of benzene and heptane is flashed at $90C$ and $1$atm. Generate VLE data,

relative volatility and plot the $T-x-y(P=1$atm$),P-x-y(T=90C)$ and $y-$x curves $(\{$:$P=1(atm)).$ The

Antoine constants of the two components are given by $(T$ is in $C$ and vapor pressure is in $mm$

Hg$)$: Benzene: $A=6\mathrm{.}87987,B=1196\mathrm{.}760,C=219\mathrm{.}161,$ and, Heptane: $A=6\mathrm{.}89386,B=1265\mathrm{.}370,$

$C=216\mathrm{.}640$