Develop a definition of chemical change using atoms and molecules in your definition

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?