Chapter 2 Flashcards
1
Q
When does azeotrope appear?
A
where the equilibrium line intersects the y=x line
2
Q
any pint below the saturated liquid line is?
A
subcooled
3
Q
any pint above the saturated vapor line is?
A
superheated
4
Q
the more volatile the component
A
the more concentrated in vapor
5
Q
the less volatile the component the
A
more concentrated in liquid
6
Q
overall mass balance for total distillation
A
f= v+l
7
Q
what is the slope formula for distillation
A
y= - (L/V)*x+ z/f
8
Q
for multi component system yi is defined as?
A
Ki*xi
9
Q
what is the k relation to vapor pressure?
A
Ka= VPa/P
10
Q
what is the rachford rice equation?
A
(Ki-1)*zi/ (1+(ki-1) V/F))
11
Q
what is relative volatility?
A
measure of ease w/ 2 components that can be separated by distillation
12
Q
alpha(a,b) =
A
Ka/Kb
