What does water undergo when it turns to gas from liquid on surface of a sidewalk?

Starting from the lower triple point, what action(s) would produce liquid carbon?

What is it called when water vapor up in the sky becomes liquid water?

Changes of phase most always require _________.

At standard temperature and pressure, the molar volumes of Cl2 and NH3 gases are 22.06 and 22.40 L, respectively. (d) Are the molar volumes in the solid state as similar as they are in the gaseous state?

Using the vapor-pressure curves in Figure 11.24, (d) estimate the external pressure at which diethyl ether will boil at 40 °C.