A 0.1 M aqueous solution of will have a pH of 7.0 at Na2SO3 NaBr Mg(ClO4)2 NH4NO3 NaBr and Mg(ClO4)2 Mg(ClO4)2 only Na2SO3 only NH4NO3 only Na2SO3 and NaBr

Energy defines the different "states" of matter. in no more than 3 sentences, describe the amount of kinetic energy that each of the 3 states of matter possesses and relate that to the atom/molecular motion of each "state".

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.

When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?