How many cows does it take to eat one pound of grass, and a goat to milk a horse, and a snake to drink the milk, and how long it would take to digest.

nacl is added to the aqueous of what? ? in order to get a proper answer you have to specify the exact composition of the aqueous solution.

"the periodic table is arranged in order of atomic number."

the electrical  conductivity  of asolution  of an electrolyte is measured by determining the resistance of thesolution  between two flat or cylindrical electrodes separated by a fixed distance.