Answer
$q=193.5\ kJ/kg$
Work Step by Step
From table A-12 and A-13:
Inlet ($P_1=0.9\ MPa, T_1=60°C$): $h_1=295.15\ kJ/kg$
Outlet ($P_2=0.9\ MPa, x_2=0$): $h_2=101.62\ kJ/kg$
From the energy balance:
$\dot{m}h_1=\dot{Q}+\dot{m}h_2$
$q=h_1-h_2$
Hence $q=193.5\ kJ/kg$
