Answer to Question #182550 in Chemical Engineering for ScienceSt

Question #182550

Use the Peng-Robinson equation of state to calculate the binary interaction coefficient (k12) of a {2 + (X × 0.5)} 

m3

vessel that contains {30 + (0.15 × Y)} kg of propane mixed with {50 + (Z × 0.3)} kg of n-butane at 30 bar and 

450 K.

𝑃 =

𝑅𝑇

𝑉 − 𝑏𝑚𝑖𝑥

𝑎𝑚𝑖𝑥

𝑉2 + 2𝑏𝑚𝑖𝑥𝑉 − 𝑏𝑚𝑖𝑥

2

𝑓𝑜𝑟 𝑒𝑎𝑐ℎ 𝑝𝑢𝑟𝑒 𝑐𝑜𝑚𝑝𝑜𝑛𝑒𝑛𝑡: 𝑎 = 0.45724

𝑅

2𝑇𝑐

2

𝑃𝑐

× [1 + (0.37464 + 1.54226𝜔 − 0.26992𝜔

2

)(1 − 𝑇𝑟

0.5

)]

2

𝑎𝑚𝑖𝑥 = ∑𝑖 ∑𝑗 𝑥𝑖𝑥𝑗𝑎𝑖𝑗 𝑎𝑖𝑗 = (𝑎𝑖𝑎𝑗)

0.5

(1 − 𝑘𝑖𝑗)

𝑓𝑜𝑟 𝑒𝑎𝑐ℎ 𝑝𝑢𝑟𝑒 𝑐𝑜𝑚𝑝𝑜𝑛𝑒𝑛𝑡: 𝑏 = 0.07780 𝑅𝑇𝑐

𝑃𝑐


1
Expert's answer
2021-04-21T07:04:50-0400

Answer to the question.



Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment

Ask Your question

LATEST TUTORIALS
New on Blog
APPROVED BY CLIENTS