considerations lead to a choice for the off-diagonal elements of SBVAB = 1 2 (∆HAS + ∆HBS ) + ∆H s f wprhinerceip∆leHtihs iiss the enthalpy of approximation sius bolnimlyavtaiolindonfesapretchiees5i0, /a5n0dc∆onHcfSenistrtahteioenntohfatlhpey of formation of the ...