D4.* We are separating a mixture that is

40mol%

isopentane,

30mol%n

-hexane, and 30

mol%

n-heptane. We desire a

98%

recovery of

n

-hexane in the bottoms and a

99%

recovery of isopentane in the distillate.

F=1000kmo(l)/(h)

. Feed is a two-phase mixture that is

40%

vapor.

(L)/(D)=2.5

.\ a. Find

D

and

B

. List any required assumptions.\ b. Find compositions of distillate and bottoms.\ c. Calculate

L,V(,)/(b)ar (L)

, and

/bar (V)

, assuming

CMO

.\ d. Show schematically the expected composition profiles for isopentane, n-hexans, and n-heptane. Label curves. Be neat!

D4.* We are separating a mixture that is 40mol% isopentane, 30mol%n-hexane, and 30 mol% n-heptane. We desire a 98% recovery of n-hexane in the bottoms and a 99% recovery of isopentane in the distillate. F=1000kmol/h. Feed is a two-phase mixture that is 40% vapor. L/D=2.5. a. Find D and B. List any required assumptions. b. Find compositions of distillate and bottoms. c. Calculate L,V,L, and V, assuming CMO. d. Show schematically the expected composition profiles for isopentane, n-hexans and n-heptane. Label curves. Be neat