Table: successorships_2
Columns: district
vacator
reason_for_change
successor
date_successor_seated

Question: Who is the successor when the reason for change is died November 11, 1845?
SQL: SELECT "successor" FROM successorships_2 WHERE "reason_for_change" = 'Died November 11, 1845'

Question: How many date of successor seated is new jersey 2nd in the district?
SQL: SELECT COUNT("date_successor_seated") FROM successorships_2 WHERE "district" = 'New Jersey 2nd'