At the water-soluble salts. If the salt have dissolved, we have to use hot water to dissolve the salt faster. Why this is so. This is due to the hot salt. For help in the dissolution. Out soon enough.
So when I put ice in salt. To dissolve the salt. Where can I find heat helps dissolve. So pull the heat from the ice. The mixed into it. Ice, which is then cooled down to the cold. And cool down. This reason, the ice in the tank and the liquid is drawn off the heat. The salt and ice to the tank. Liquid in the tank is cooled until captured by the stronger.