Which type of sunstance can conduct electricy in the liquid phase but not in the sould phase

Rutherford's experiment indicated that matter was not as uniform as it appears what part of his experimental results implied this idea

18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.