Asolution is made by mixing of heptane and of benzene . calculate the mole fraction of heptane in this solution. round your answer to significant digits.

Describing intermolecular forces use the drop down menus to match the type of intermolecular force to its name dipole dipole interactions dipole induced dipole interactions london dispersion forces hydrogen bond van der waals forces done

Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.

Which sample at stp has the same number of atoms as 18 liters of ne at stp