During which change of state would the volume of a substance increase the most?

The freezing and boiling point of a substance changes as the air pressure around it changes. for example, at a lower air pressure (higher altitude) it is easier for water molecules to escape from liquid into the air. in a high altitude city such as denver, colorado compared to a sea-level city such as houston, texas, water

When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?