No. The water that evaporates to form steam leaves the salt behind in the oceans. Steam is pure water, always.
Yes.
You use distillation. Boil water and catch the subsequent steam. The steam will not contain the salt, which does not evaporate. Condense the steam and it will be pure water: 2 hydrogen, 1 oxygen.Read more: How_do_you_separate_water_from_sea_water
Yes, the sea does contain salt water.
http://wiki.answers.com/Q/Why_sea_water_salt_contain ?
No sea salt water contain many salt but water with salt contain sodium chloride. But maybe for about 2-3 days.
salt
Yes it does.
Because the sea water contain salt the freezing point of this solution is lower.
Sea water contain especially sodium chloride.
When sea water is boiled only the water turns to steam, the salt is left behind. Then when the steam condenses back into liquid you get clean, distilled water that is safe, if a bit bland to drink.
A river that doesn't contain Salt water, or water form an ocean or sea.
Sea water is a heterogeneous mixture. Although it does contain fully dissolves solutes it also contains suspended particles and countless living organisms.
Ice does not contain salt, even when it forms in the sea.