Maybe, maybe not.
IF the Gospels are true, and IF Heaven and Hell exist, and IF she has accepted Jesus as her Savior, then she won't go to Hell.
IF the Gospels are true, and IF Heaven and Hell exist, and IF she has not accepted Jesus as her Savior, then she will go to Hell.
IF the Gospels are false, and IF Heaven and Hell exist, and IF she has accepted Jesus as her Savior, then maybe/maybe not.
IF the Gospels are false, and IF Heaven and Hell do not exist, and IF she has accepted Jesus as her Savior, then she won't go to Hell.
IF the Gospels are false, and IF Heaven and Hell do not exist, and IF she has not accepted Jesus as her Savior, then she won't go to Hell.
There are three more "IFs" to this line of reasoning, but my brain hurts, and I need to go lie down.