The picture shows a light bulb connected to a battery with the circuit interrupted by a solution When dissolved in the water to form a 1,0 molar solution, all of the following substances will
complete a circuit allowing the bulb to light except

Okay well gravitational energy is matter forced by gravity making energy though the kinetic energy then the electric energy produces electricity from the kinetic energy and the kinetic energy gets its energy from the gravitational energy. was that the answer you wanted or something else?  

257 grams h2o i think

Ametal with a large number of free flowing electrons most likely has good conductivity