Vicarious Sacrifice: Hypostatic Union Defined; Council of Chalcedon; Attributes of Undiminished Deity & True Humanity Remain Separate in One Person of Christ; the Fallacy of the Exchange of Attributes; Biblical Documentation: John 1:1, 14; Rom 1:34; 9:5b; Phil 2:610; Heb 1:23; 2:14; 1 John 1:13; Christ as Mediator