C https://openstax.org/books/university-physics-volume-1/pages/8-problems between the atoms. (a) At what distance of separation does the potential en have a local minimum (not at x - oo )? (b) What is the force on an atom at separation? (c) How does the force vary with the separation distance? 28. A particle of mass 2.0 kg moves under the influence of the force F (x) = (3/ x) N. If its speed at x - 2.0 m is v = 6.0 m/s, what is it at x = 7.0 m? 29. A particle of mass 2.0 kg moves under the influence of the force F (r) - ( -5x2 + 7r) N Ifits sneed atr - 21 01mis1 - 2010m Type here to search #