Use the table to answer the questions below.
When the temperature in a room increases from 25°C to 33°C, ___ changes from a solid to a liquid.
gallium
gold
methane
nitrogen
In a lab, methane and nitrogen are cooled from -170°C to -200°C. The methane freezes and the nitrogen ___
boils
condenses
melts
sublimes
When gold is heated to 2,856°C it changes from a liquid to a ___
gas
liquid
solid