CREATE TABLE table_name_52 (value VARCHAR2, composition VARCHAR2, weight VARCHAR2)

What is the value of the coin weighing 10.5 g and made of cupronickel?
SELECT value FROM table_name_52 WHERE composition = "cupronickel" AND weight = "10.5 g"
SELECT "value" FROM "table_name_52" WHERE "10.5 g" = "weight" AND "composition" = "cupronickel"