How do I solve this?

Determine the full thermodynamic state: temperature, pressure, and quality (i.e. mass fraction of vapor) (if saturated) of the following substances at the four given states: 1. Water 3. 120C, 1 m3/kg b. 10 MPa, 0.01 m3/kg 2. Nitrogen a. 1 MPa, 0.03 m3/kg b. 100 K, 0.03 mm