solvent.html 03_07DissolvingSaltL.jpg
solvent.html 03_07DissolvingSaltL.jpg . Crushing or grinding increases the surface area of the salt that is exposed to the molecules of water. Water can dissolve salt because the positive part of water molecules attracts the negative chloride ions and the negative part of water molecules attracts the positive sodium ions. Salt Water Molecule Diagram AflamNeeeak from aflam-neeeak.blogspot.com The water molecule, as a whole, has 10 protons and 10 electrons, so it is neutral. Water dissolves salt because it contains ions positively charged particles and negatively charged particles called hydroxide ions. Salt (sodium chloride) is made from positive sodium ions bonded to negative chloride ions.