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not everything will survive all the time. wateris stronger than chalk. now u can understand
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∙ 13y ago
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How do you separate a mixture of sand salt chalk dust and amp iron filings.?
First remove iron filings with a magnet. That leaves sand, salt and chalk dust. Add water which dissolves the salt, and filter leaving the sand and chalk dust on the filter paper. Put that back in water and add acid to dissolve the chalk dust (CaCO3) leaving the sand as a solid. Filter to obtain the sand. The chalk dust will now be in the acid as CO2 and H2O and the Ca salt of the acid.
What is chalkdust?
dust from a chalk. Chalk is made from calcium carbonate, CaCO3.
Why did ice water react slower than hot water to chalk and vinegar?
Generally the rate of reaction is improved at high temperature.
What happens when you add water to chalk?
Nothing will happen when you add water to chalk, because chalk does not dissolve in water. However, if you are drawing with chalk, as the water evaporates, it will allow the chalk to spread and create more fun.
Will chalk and water form a solution?
it is a suspension because; suspension = a solid and a liquid mixing which is what chalk dust and water is. :)
What kind of reaction do you get when you mix chalk and distilled water?
Chalk doesn't react with pure water.
When chalk dust dissolve in water it is called?
When chalk (the mineral) dissolves in water, it's called "limewater".
What is chalk dust on the blackboard?
Chalk is a form of calcium carbonate, so chalk dust is also a form of calcium carbonate.
What to do if you get chalk dust in your eyes?
My sister got chalk dust in her eyes and i told her how to get it out. This is what I told her, blink really fast and you should get tears to come out of your eyes. Also, you can splash cold water on your eyes.
Can a chalk dust be a chalk again?
Maybe :3
How do you separate a mixture of sand salt chalk dust and amp iron filings.?
First remove iron filings with a magnet. That leaves sand, salt and chalk dust. Add water which dissolves the salt, and filter leaving the sand and chalk dust on the filter paper. Put that back in water and add acid to dissolve the chalk dust (CaCO3) leaving the sand as a solid. Filter to obtain the sand. The chalk dust will now be in the acid as CO2 and H2O and the Ca salt of the acid.
Why chalk does not react with HCl?
Chalk and HCl do react together. When reacting, they release carbon dioxide..
What is chalk dust made of?
crushed limestone then it is pressurized so that it for like a solid rock but is not as rigid as a rock because you can write with it on a blackboard.
What happens to pieces of chalk when they are shaken in jar with pebbles?
The chalk will be ground into chalk dust by the pebbles.
What is chalkdust?
dust from a chalk. Chalk is made from calcium carbonate, CaCO3.
How did the chalk react with water?
Because your stupid read your text book moran im not helping you with homework
Why did ice water react slower than hot water to chalk and vinegar?
Generally the rate of reaction is improved at high temperature.
