@property<EOL><INDENT>def solubility_parameters(self):<DEDENT>
return [i.solubility_parameter for i in self.Chemicals]<EOL>
r'''Pure component solubility parameters of the chemicals in the
        mixture at its current temperature and pressure, in units of [Pa^0.5].

        .. math::
            \delta = \sqrt{\frac{\Delta H_{vap} - RT}{V_m}}

        Examples
        --------
        >>> Mixture(['benzene', 'hexane'], ws=[0.5, 0.5], T=320).solubility_parameters
        [18062.51359608708, 14244.12852702228]