Answer:0.14 kg
Explanation:
gravitational potential energy=gpe=116.62J
Acceleration due to gravity=g=9.8m/s^2
Height=h=85m
gpe=m x g x h
116.62=m x 9.8 x 85
116.62=m x 833
Divide both sides by 833
116.62/833=(m x 833)/833
0.14=m
m=0.14 kg mass=0.14 kg
