Superheated steam at a pressure of 10 kPa and temperature 200oC undergoes a process to a final pressure of 50 kPa and temperature of 300oC.

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Superheated steam at a pressure of 10 kPa and temperature 200oC undergoes a process to a final pressure of 50 kPa and temperature of 300oC. Determine, magnitude only.
(a) Δu.
(b) Δh.
(c) Δs. Assume superheated steam to behave as an ideal gas. What-if Scenario: What would
(d) Δu.
(e)Δh.
(f) Δs be if the phase-change and the perfect gas models were used?

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