Example 7.7 A stream of ethylene gas at 300°C and 45 bar is expanded adiabatically in a turbine to 2 bar. Calculate the isentropic work produced. Find the properties of ethylene by: (a) Equations for an ideal gas. (b) Appropriate generalized correlations.

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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I want to know the exact process of solving (b).

can you show me the process of caculating it ? not like SR/R =SRB(1.296,0.040,0.087)=-0.0144 , because I'm confusing at the last caculation. Calculating the last <Cp>s/R & T2 process is confusing.

Example 7.7
A stream of ethylene gas at 300°C and 45 bar is expanded adiabatically in a turbine
to 2 bar. Calculate the isentropic work produced. Find the properties of ethylene by:
(a) Equations for an ideal gas.
(b) Appropriate generalized correlations.
Transcribed Image Text:Example 7.7 A stream of ethylene gas at 300°C and 45 bar is expanded adiabatically in a turbine to 2 bar. Calculate the isentropic work produced. Find the properties of ethylene by: (a) Equations for an ideal gas. (b) Appropriate generalized correlations.
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