Which of these statements best describes the relationship between matter, pure substances, and mixtures? pure substances can be divided into two groups: matter and mixtures. matter can be divided into two groups: pure substances and mixtures. mixtures and matter are two of many different types of pure substances pure substances and matter are two of many different types of mixtures.

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.