Alvarez, a handyman, accidentally drops his 500 g w…

         Alvаrez, а hаndyman, accidentally drоps his 500 g wоrk tоol from a 12 m high building (take g = 9.80 m/s2) (i).          How long does it take for the tool to hit the ground?                                                                       (1.5 points)          (ii).         What is the acceleration of the tool just before it hits the ground?                                                     (1.0 point) (iii).       At what speed does the tool hit the ground?                                                                                       (1.5 points) (iv).        What is the mass of the tool just before it hits the ground?                                                               (1.0 point)