My mom died by suicide. Is she still in heaven?

My mom died by suicide, and I wonder what happened to her. Help! Why does Jude mention that the archangel Michael disputed with Satan over the body of Moses? Does “store up treasures in heaven” have to do with tithing?

Tags: archangel, blasphemy, body of Moses, Gospel, Holy Spirit, Jude, Michael, rejection, Satan, sin, store up treasures, suicide, tithing, unforgivable