isopropyl acetate has a density of .87 grams per centimeter cubed (g/cm³). Alexei wants to know if his unknown object will float or sink in isopropyl acetate. The object has a mass of 15 g and a volume of 18cm³. Explain what will happen when Alexei places the object in the isopropyl acetate? Show your work.

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.