What particle joins or bonds atoms to form a compound or molecule

When the water vapor cools it condenses select a number that represents his process on the

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

Which formula can be used to calculate the molar mass of hydrogen peroxide