As atoms gain energy, they move faster and slide past one another more easily. Atoms at the surface of the substance overcome attractions to nearby atoms and break free of the surface. Which change of state is taking place?

liquid to gas
gas to liquid
liquid to solid
solid to liquid

Type the correct answer in the box. tungsten carbide is becoming popular for making jewelry. a chemist is examining a sample of tungsten carbide (chemical formula wc). what is the percent composition of tungsten in this compound? round your answer to the nearest whole percent. the percent composition of tungsten is what %?