How Will The Water In Body Be Eliminated After Kidney Removal Surgery?

My friend s one remaining kidney is going to be removed because of a malignant tumor. She is expected to go on some kind of dialysis. 1st Question: will she produce any urine at all? 2nd Question: how will the excess water be removed from her body on a daily basis? 3rd Question: how will her bladder react to being possibly without urine and should she keep her bladder?