$28$

Exercise

Determine whether refrigerant R$134-$a in each of the following states is a compressed liquid, a superheated vapor, or a mixture of saturated liquid vapor.

$($a$)52C,0\mathrm{.}05\frac{m^3}{k}g$

$($b$)1\mathrm{.}0$Mpa,$20C$

$($c$)0\mathrm{.}1$Mpa,$0\mathrm{.}1\frac{m^3}{k}g$

$($d$)-20C,500$kPa