It depends on the distilling process they used. If it was an evaporative process they may have used copper. Test for copper and let sit for a day or so. Other than that the fluoride and sodium wont hurt anything.
the salt dissolves and the water will become salt water
Yes , the volume of water will increase if salt is added , as salt is a solute and water is a solvent. When salt is added , it affects the weight of molecules and the liquid itself.
What did you observe! This is not a question we can answer as we were not present when the salt was added.
Because this water contain salt - naturally or added.
We cannot see the salt particle when it is added to the water because it dissolves
A2. The freezing point of salt water is lower than that of fresh, so when salt is added, it interacts with the ice to make salt water.
Only if the concentration is the same.
Salt added to water form a solution, an electrolyte.
The salt dissolves in the water and the iron does not.
salt is added, or dissolved into it, oceans are about 30 - 33%
Salt forms a solution when added to water.
A mixture of fresh and salt water and is sometimes referred to as a nursery for young fish