salt helps to bring the water to the boil faster.
Depending on how much salt you add to the water and how warm the water is... the salt will disolve
Add salt to water to obtain salt water.
Add the salt to the water before you add the potatoes. If you are boiling potatoes with the intention of mashing them, don't add salt at all.
just add salt to it
the salt will disolve
You don't ADD salt
Add salt
It is not necessary (with some exceptions - works at very high temperatures) to add salt in the drinking water.
The salt dissolves in the water
just add salt to fresh water
the car works when you add salt water in the car. the magnesium reacts to the salt water.
The freezing point of the water is lowered. ADD: You get a salt water solution.