you will know once you pass out.
There is so much salt in the water of the dead sea that you do not sink when in the water.
you vomit or die
add water or filter it
In general that is not a good idea. It will contain too much sodium or potassium. When you add the salt water mix to the water, the manufacturer expects the water to be free or nearly free of these. The extra minerals will change the salt water into one that has too much salt or too much potassium. Having said that, I think there are some people who do use it and do ok. It probably depends on how they make their salt water and what they put in the tank.
Because marine fish live in salt water because there found in the ocean.
No. First it dissolves; when you add too much salt it sinks to the bottom.
will the percent water loss be more or less if you heat the salt a little too much and it decomposed and vaporized
Either you have added too much salt or not enough water or the water is too cold. You could begin again and see if that changes. Otherwise continue since the solution is supersaturated.
too much salt in the water inhibits the plants ability to draw water from the soil and eventually it will die of thirst
It makes you retain water
They simply die due to too much concentration of salt.
About 70% of the water on earth's surface is salt - mostly because of the oceans (there are a few inland "salt seas", too.)