$2.(10$ points$)$ Short answer and simple calculations questions.

Please evaluate specific entropy of H$2$O at

$(2$a$).(2$p$)$ ; P $=10$ atm, T$=300$ C

$(2$b$).(3$p$)$ ; T $=600$ C h $=3680$kJ$/$kg

$(2$c$).(2$p$)40$ bar$$and vapor quality of $55\%.$

$(2$d$).(3$p$)4$ bar and h $=1500$ kJ$/$kg