Evaporation. Boil the saltwater, and collect the vapour. Condense it back to liquid - and the salt solids will be left behind in the original container.
Saltwater is simply salt mixed with water. You can easily extract the salt from the water by means of evaporation. A substance is two or more components mixed into something that cannot be reversed through a simple process.
Saltwater is a solution because you can get fresh water and some salt and mix it and then you get saltwater.
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Saltwater is heavier because saltwater contains salt which adds to its overall weight. Freshwater does not have any dissolved salt so it is lighter then saltwater
Salt water
What is saltwater...saltwater is just water and added salt.
saltwater has salt in it, freshwater does not.
Rain water is fresh water and does not have salt. Saltwater is not fresh and does have salt.
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Salt water can be described as water that has salt in it.