You have a cup of hot water and you dissolve as much salt in it as possible. You then put the cup into the refrigerator and you check it again after 24 hours. What would you notice when you checked the cup after 24 hours in the refrigerator? None of the salt would settle out of the water. Some of the salt would settle out of the water. All of the salt would settle out of the water. The salt water would have changed colors.

Question

Corbin Reeves

Chemistry

3 October, 16:45

You have a cup of hot water and you dissolve as much salt in it as possible. You then put the cup into the refrigerator and you check it again after 24 hours. What would you notice when you checked the cup after 24 hours in the refrigerator? None of the salt would settle out of the water. Some of the salt would settle out of the water. All of the salt would settle out of the water. The salt water would have changed colors.

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Alan Atkins · Answer 1

Some of the salt would settle out. When the water was heated, it was able to absorb more salt than usual. This is known as super saturation. When the water is frozen it cannot hold as much salt, so some of it has to come out.