Wicii cich uciung iii tie upuy -puuv
7. the outermost electrons of the element vanadium (atomic #23) are in
which energy level of the atom? how do you know?
- annina chlorine and bromine are in which group of t|

Suppose a force of 60 n is required to stretch and hold a spring 0.1 m from its equilibrium position. a. assuming the spring obeys hooke's law, find the spring constant k. b. how much work is required to compress the spring 0.5 m from its equilibrium position? c. how much work is required to stretch the spring 0.6 m from its equilibrium position? d. how much additional work is required to stretch the spring 0.1 m if it has already been stretched 0.1 m from its equilibrium? a. kequals 600