Engineering, 11.11.2019 19:31 angela6844
Three hundred l/h of a 20 mole% c3h8–80% n-c4h10 gas mixture at 0°c and 1.1 atm and 200 l/h of a 40 mole% c3h8–60% n-c4h10 mixture at 25°c and 1.1 atm are mixed and heated to 227°c at constant pressure. enthalpies of propane and n-butane are listed below. assume ideal-gas behavior.
propane butane
t(°c) h^(j/mol ) h^(j/mol )
0 0 0
25 1772 2394
227 20,685 27,442
(a) calculate the heat requirement in kj/h.
(b) where in your calculations did you use the ideal-gas assumption? (just need part b)
will rate : )
Answers: 2
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Three hundred l/h of a 20 mole% c3h8–80% n-c4h10 gas mixture at 0°c and 1.1 atm and 200 l/h of a 40...
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