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Problem 10.13: Use the SRK equation to compute a Txy graph for the system carbon dioxide (1)/normal pentane at 25 bar. Assume that k12 = 0.12 and independent of temperature.

a) Plot the Txy graph.

b) A saturated vapor-liquid stream at 25 bar with the overall composition z1 = 0.5 contains 50% vapor. What are the compositions of the two phases?

c) The stream passes through a heat exchanger where it is heated until the dew point is reached. What is the temperature?

d) How much heat is exchanged in the previous step?

Chemical Engineering, Engineering

  • Category:- Chemical Engineering
  • Reference No.:- M91911287

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