Need some help on this one.

gl You have a light spring which obeys Hooke's law. This spring stretches 3 08 cm vertically when a ) )0 kg object is suspended from it Determine the following. (a) the force constant of the spring (in N/m) ' N/m ___ (b) the distance (in Cm) the Spring stretches If you replace the 2 10 kg object with a i 10 kg ObJQCl cm (c) the amount of work (in J) an external agent must do to stretch the spring / 00 cm from Its unstretched position W J Additional Materials D Reading Submit