Yes according to spiraxsarco.com container should have volume of 1.69612 m3per kg of steam and all the rest are given on the attached table of values.OK. Fasten your seat belt.
I have 1kg of superheated water vapor at 1 bar and 100 C in a closed rigid container. This is going to be the initial condition. From your steam tables, what is the volume of the container? What is the specific volume of the water vapor, the specific internal energy, and specific enthalpy?