POSSIBLE You have four water samples at different temperatures. In which sample are the molecules vibrating at the fastest speed?

A. Water at -15°C

B. Water at 37°C

C. Water at 78°C

D. Water at 94°C

E. None of the above.

You just calculated that the heat of fusion for chloromethane is 6400 j/mol. the heat of fusion for hydrogen is 120 j/mol.? which of the following account for this difference? more than one correcta. chloromethane can absorb more energy at the same temperature. b. hydrogen has stronger intermolecular forces than chloromethane. c. hydrogen molecules can pack more closely than chloromethane molecules. d. chloromethane experiences dipole-dipole interactions. e. chloromethane has a higher molar mass than hydrogen.