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When salt is dissolved in water what would water be?
Soluble salts are dissociated in water in ions.
Can filter paper be used to separate and collect sugar that has been dissolved from hot water?
No it cant because suger dissolves into water
What name do we give reactions that we cant get original substances back?
Those are chemical reactions.
How many natural occurring substances are there that cant be broken down into simpler substences by chemicals?
Around ninety.
When sugar is dissolved in water are they physically combined?
No. When the water evaporates, the sugar reappears, so it underwent a mere physical change.
How do you know when a tablet has dissolved in water?
you know it is dissolved mainly because you cant see it.
Why cant water wash away stains?
Some stains can not be dissolved in water.
How do water's relative densities as a solid and a liquid differ from that of most substances?
you cant.
How can you tell if things have dissolved?
Because they are not there anyone or the water has gone a cloudy and you cant see through it.
When salt is dissolved in water what would water be?
Soluble salts are dissociated in water in ions.
What is a substance that is not able to be dissolved?
if it cant be dissolved it is called insoluble. an example would be Zinc(:
What 3 ways can substances enter and leave a cell?
Substances can move in and out of a cell in several ways. Diffusion is when a substance will distribute itself in or out of a cell until the distribution on both sides of the cell is balanced. Active transport is when a cell transports a substance across the cell membrane that would not normally be able to pass through. Osmosis is the movement of water from areas with few dissolved dissolved substances to areas with high dissolved substances.
What is the pH of Chlorine gas?
Substances only have a pH when they are dissolved in water. Because pH is a value describing the proportion of H+ and OH- ions in a solution. That's why when you test for the acidity of a gas, you use damp indicator paper so the gas dissolves in the distilled water in the paper. ^um no they cant did you not take science or something cause we are learning that now!
What substances is not able to preserve entire organisms?
there are a lot of substances that wont preserve an organism. one would be molten rock under the earths crust or feathers something that cant keep it compact and still in one piece over millions of years.
Can filter paper be used to separate and collect sugar that has been dissolved from hot water?
No it cant because suger dissolves into water
What compounds dissolve in water?
Polar compounds are dissolved easily in water.
Can humans breathe oxygen and hydrogen combine?
no it is completely different are bodies cant breathe that only pure oxygen(o2). although fish can breathe the dissolved oxygen in water
