Please help me with 1,2,3,4,5, and 6

1. Find the acceleration produced by a total force of 160 N on a mass of 7.86 kg in mst. 2.A soccer ball of mass 0.4 kg, initially at rest, is kicked by a force of magnitude 1,163 N for 15 ms. What is the velocity of the bell after the kick (mi 3)? A 0.11-kilogram baseball is thrown in a straight line at a velocity of 26 mlsec. What is the momentum of the baseball? Express your answer in lgggnjsec. 4.Two students sit on either end of a uniform teeter- totter with the fulcrum located at the center. Student 1 sits r1 = 1.8 m from the pivot while Student 2 sits r2 = 1.1 "m from the pivot. if Student 1' has a mass of m1 = 65.6, what is the mass m2 of Student 2'? 5.A bolt and nut combination is rated at a torque of 188 N cm. if the wrench used to tighten the nut is 32 cm long, whet force in Newtons needs to be applied to the end of the wrench away from the bolt to tighten the nut? 6.Two masses are hanging from a roof by a rope. One mass weighs 43 N and the other weighs 53 pounds. What is the total downward force on the rope in N?[