A room contains air at 298 K and 0.1 MPa pressure with a relative humidity of 80%. If the dimensions of the room are 7 m × 7 m × 40 and the saturation pressure at 298 K is 3.16 kPa, then calculate the enthalpy per unit mass of dry air?
_______ kJ/kg of dry air.
Enter numerical value using the virtual keypad. Round off where necessary.