A tank of volume  contains a mixture of saturated water and saturated steam at 200^oC. The mass of the liquid present is 8 kg. The entropy (in kJ/kg/K) of the mixture is __________ (correct of two decimal places)

Property data for saturated steam and water are:

At 

v_f= 0.001157 m3/kg, v_g= 0.12736 m3/kg

s_fg=4.1014 kJ/kg K, sf =2.3309 kJ/kg K