This depends on many factors.
It depends on the surface area of water exposed to the air, the temperature of the water and the surrounding air, and the humidity of the surrounding air.
This depends on many factors.
This depends on many factors.
This depends on many factors.
Vapors are contain practically pure water.
It depends on the surface area of water exposed to the air, the temperature of the water and the surrounding air, and the humidity of the surrounding air.
28%
1 ounce
This depends on many factors.
about 20,840 gallons a day
Water evaporates at a MUCH lower temperature than salt.
This depends on many factors.
This depends on many factors.
The water heat of vaporization is 40,65 kJ/mol.
Vapors are contain practically pure water.
nearly none but most of the water might freeze.
If the water was pure and had no salt already mixed in it then the same 20 grams of salt would be left, as salt doesn't evaporates on the temperature at which water does evaporates.