Which of the following are examples of physical change? copper oxidizing iron rusting carbon dioxide sublimating water evaporating

Which type of precipitation would most likely form when the surface air temperature is slightly below freezing and the air temperature increases as you move upward away from the ground?

What is the molar mass of the anhydrous compound? answer using four significant figures. 36.02 g/mol 120.15 g/mol 156.12 g/mol

Which process describes vaporization that takes place below the surface of a liquid? condensation melting boiling evaporation