Toy experts are thinking outside the box: An ideal spring is mounted vertically on the floor, spring constant 1900 N/m. A 14.0 kg cube of frozen water is pushed down on top of the spring by a person, compressing the spring eighty centimeters. When released by the person, the block flies into the air, still rising as it passes a location 2.10 meters above the release point. What is the speed of the block when it passes the location 2.10 meters above the release point