Would you expect electrical conductivity for the following solutions milk lemon juice sport drinks vinegar and soft drink?

Electrical conductivity is the ability of a material to allow the flow of electric current. It depends on the presence of mobile charged particles, such as ions, in the material.

Milk contains various ions, including calcium, potassium, and sodium, which can contribute to its electrical conductivity. However, milk also contains fat and protein molecules, which can hinder the movement of ions. Therefore, the electrical conductivity of milk is relatively low.

Lemon juice contains a high concentration of citric acid, which dissociates into hydrogen (H+) and citrate ions (C6H5O73-) in water. These ions can freely move in the solution, making lemon juice a good conductor of electricity.

Sports drinks typically contain electrolytes, such as sodium, potassium, and magnesium, in the form of salts. These salts dissociate into ions in water, increasing the electrical conductivity of the solution.

Vinegar contains acetic acid, which dissociates into hydrogen (H+) and acetate ions (CH3COO-) in water. These ions contribute to the electrical conductivity of vinegar.

Soft drinks usually contain carbon dioxide, sugar, and artificial flavors and colors. These components do not significantly contribute to electrical conductivity. However, some soft drinks may contain added electrolytes, which can enhance their electrical conductivity.

In summary, the electrical conductivity of the given solutions can be ranked from highest to lowest as follows:

Lemon juice > Sports drinks > Vinegar > Milk > Soft drinks