I'm confident that she hears not a word we say. "Absent from the body - present with the Lord."
The only prayers we are authorized to make are to the Father, in the name of the Son. All others are disobedient.
There is information about the intercession of Mary and the saints in the following link:
The Early Church Fathers on Intercession of the Saints - Catholic/Orthodox Caucus
PS. There is also scriptural support for this in the thread. May God bless you and open your mind on this subject.