For the system ethyl ethanoate$(1)/$n$-$heptane$(2),$ at $343\mathrm{.}15K,ln{}_1=0\mathrm{.}95x_2^2$;$ln{}_2=0\mathrm{.}95x_1^2$;$P_1^{\text{s}\text{a}\text{t}}=$

$79\mathrm{.}80$kPa; and $P_2^{\text{s}\text{a}\text{t}}=40\mathrm{.}50$kPa. Assuming the validity of Modified Raoult's Law,

$($a$)$ Make a BUBL P calculation for $T=343\mathrm{.}15K,x_1=0\mathrm{.}05.$

$($b$)$ Make a DEW P calculation for $T=343\mathrm{.}15K,y_1=0\mathrm{.}15.$

$($c$)$ What are the azeotrope composition and pressure at $T=343\mathrm{.}15K?$For the system ethyl ethanoate$(1)/$n$-$heptane$(2),$ at $343\mathrm{.}15$ K$,$ ln$1=0\mathrm{.}952$

$2$; ln$2=0\mathrm{.}951$

$2$; $1$

sat $=$

$79\mathrm{.}80$ kPa; and $2$

sat $=40\mathrm{.}50$ kPa. Assuming the validity of Modified Raoult$$s Law,

$($a$)$ Make a BUBL P calculation for T $=343\mathrm{.}15$ K$,$ x$1=0\mathrm{.}05.$

$($b$)$ Make a DEW P calculation for T $=343\mathrm{.}15$ K$,$ y$1=0\mathrm{.}15.$

$($c$)$ What are the azeotrope composition and pressure at T $=343\mathrm{.}15$ K$?$