Main Menu | Contents | Grades | Chat | Syllabus Course Contents > Homework Set 6 (due October 13) > 7.56 " Timer Notes Evaluate Feedback Print A ball with mass m = 0.220 kg and kinetic energy 1 = 1.68 J collides elastically with a second ball of thesame mass that is initially at rest. After the collision, the first ball moves away at an angle of 01= 45.80 with respect to the horizontal, as m, shown in the figure. What is the kinetic energy of the first ball after the collision? KI Submit Answer Incorrect. Tries 4/99 Previous Tries m2 m2