Question $4$: Steam is brought from $450C$ and $3000$kPa to $140C$ and $235$kPa. Calculate the entropy change $(S)$ by using the departure from corresponding state approach?

For $H_{2}O$ Tc: $647\mathrm{.}1K$ and Pc: $22\mathrm{.}018$MPa

For $H_{2}OC{p}^{**}=28\mathrm{.}85+0\mathrm{.}0121(T)$