I think it’s unbalanced, correct me if i’m wrong
Answer:
Maximum force will be equal to 720 N
Explanation:
We have given that spring constant 
Maximum stretch of the spring x = 6 cm = 0.06 m
We have to find the maximum force on the spring
We know that spring force is given by

So the maximum force which is necessary to relaxed the spring will be eqaul to 720 N
You would end up with a brown/black color depending on how much of each pigment was added! Hope this helps.
Eating. Your muscles in your arms and mouth use energy to feed itself. Then your body digest the food which also takes energy.
Sleep. When your tired, you don’t have much energy. It is said that you use more energy while your sleeping. But how do you become energized if you were using even more energy than before?