This is sufficiently near, and the upper pinch temperature will be taken as 355 K. Thus: rn = (0.562/0.438) = 1.282
Since there is no component lighter than light key Xbnxn = 0. In the lower pinch, (from equation 11.112):
aABXw xm
|
Component |
K391 |
a |
aAB - a |
xm |
Kxm |
|
n-C4 |
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