Answer to Question #58842 in Chemical Engineering for Mina Eskander

Question

An evacuated 4 m3 tank is connected via a valve to a 10 MPa, 100 C ethane line. The valve is opened, ethane flows in for a while, and the valve is closed. Eventually the tank cools to 0 C, the ambient temperature, at which time it contains ¼ liquid and ¾ vapor, by volume. For the overall process, calculate a) heat transfer b) ∆S_tot