Preheat oven to 350°. Place oven bag in a 13- x 9-inch baking dish. Add flour to oven bag; twist end of bag, and shake.
Add 2 teaspoons curry powder, rice, and next 5 ingredients to oven bag; squeeze bag to blend ingredients.
Sprinkle chicken with remaining 1 teaspoon curry powder; arrange in an even layer on top of rice mixture.
Close oven bag with nylon tie; cut 6 (1/2-inch) slits in top of bag.
Bake at 350° for 45 to 50 minutes or until chicken is done.