basically, Chillingworth told Hester that she was free from their marriage. He would pretened to be a complete stranger known by a new name. thus, the reader never knows who he really is.
Chillingworth visits Hester in prison to confront her about her relationship with Dimmesdale and to assert his control over her. He wants to extract information from her and further manipulate the situation to seek revenge on Dimmesdale.
Hester meets up with Chillingworth in the prison where she is being held for her public shaming. Chillingworth arrives in the colony and poses as a doctor in order to gain access to Hester and extract information about her relationship with Dimmesdale.
Her husband, Chillingworth, visits her in prison.
Roger Chillingworth gains entrance to the prison by positioning himself as a doctor with expertise in natural remedies and healing. He convinces the prison warden that he can provide medical care for the imprisoned Hester Prynne.
If I'm not mistaken, Hester did not meet Chillingworth in the forest. She met him in the prison and on a beach (I believe). During the first interaction, he asked her to pretend she didn't know him. During the second, she asked him to stop torturing Dimmesdale.
He has been in an Indian prison and makes a "be quiet/shhh"motion by putting a finger to his lips.
Roger Chillingworth is not physically present during the negotiations for his ransom with the Native Americans. He has been captured and held prisoner by them, so his whereabouts would be with the Native Americans during that time.
Hester prynne was in prison for a few days
He is Hester's husband, who is disguising himself as a physician so he could meet with Hester.Master Brackett is actually the Jailer at the prison that Hester is at. Hester's husband, who disguised himself as a Doctor, is Rodger Chillingworth (which is a fake name he adopted when he entered to town).
No body knows.
To face her consequences at the scaffold
She chose to stay in Boston