\text { a. } \Delta v^{R} \text { in } c c / g m \text {. } \text { b. } \Delta u^{R} \text { in } k J / \mathrm{kg} \text {. } \text { c. } \Delta h^{R} \text { in } k J / k g \text {. } \text { d. } \Delta s^{R} \text { in } k J / \circ K-k g \text {. } 2.Please consider steam that entered a device at 1 MPA and 400 °C and exited at 2.4 MPa and 300 °C. Let \bar{c}_{P}=4.513 \bar{R} . \text { Please determine }