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Question 9? A mass of 0.80 kg is attached to a relax bra of K = 2.9 N/m. The mass arrest on a horizontal, facialist surface. If the mass is displayed by 0.34m, what is the magnitude of the force (in N) extended in the mass by the springs? (Assume that the other end the spring is attached to a wall and that the spring is parallel to the surface. (Enter the magnitude.) thr 35m ago Question 10. As the baseball is being caught, it's speed goals from 32 to 0 m/s in about 0.008 seconds. It's mass is 0.145 kg. (Take the direction the baseball is thrown to be positive.) (a) what is the baseball acceleration in m/s2? --m/s2