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What is the production of a gas when acid is added to a sample of chalk is an indication?
Wiki User
∙ 11y ago
chemical
Wiki User
∙ 11y ago
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What happens to chalk powder if it is added to oil does it float or sink and why?
chalk powder floats.since it's density is less compared to oil"s.
Is gas produced when you add acid to chalk?
Yes. Chalk is calcium carbonate. When an acid is added, carbon dioxide gas is produced.
What happen when dilute nitric acid is added to a sample of chalk?
Chalk is calcium carbonate (CaCO3) thus addition of dilute acid will produce carbon dioxide and a calcium salt. E.g. addition of dilute hydrochloric acid will produce CO2 and calcium chloride (CaCl2).
Is chalk is homogeneous or heterogeneous?
Chalk consists of calcium carbonate. It would be a heterogeneous mixture if colours were added to it.
Is pastel chalk the same as chalk?
No, it's not. Pastel chalk or soft pastel is easier to blend and draw with because it is softer, hence the name, soft pastel. Soft pastels are made of ground pigments, gum tragacanth, and a filler. Chalk simply has a dye added to its mixture and is harder. Unlike pastels, chalk is made up of gum Arabic which washes off with water.
How could someone get a sample of chalk?
You can get it off of a chalk Cliff or in limemud. after you bang your mom
What color should the flame test carried out on a sample of chalk give?
red :)
What did Canada have to do with the atomic bomb?
Canada had one site on the Chalk River in Ontario that was used in part of the production of the atomic bombs. A river was needed that could supply enough water for use in the formation of plutonium and uranium. The Chalk River met that parameter. I have added website for you to read about this.
How fast does half a stick of chalk dissolve in water?
In order to dissolve chalk in water, vinegar needs to be added. The vinegar has acid in it that eats away at the chalk to dissolve it.
What does the saying you toe the chalk line mean?
To toe the line, or toe the chalk line, is to follow orders and do what you are told. In some circumstances people are asked to stand in front of a line (which may or may not be drawn in chalk) with their toes at the line. If people do that, it is an indication of obedience.
What happens to chalk powder if it is added to oil does it float or sink and why?
chalk powder floats.since it's density is less compared to oil"s.
Is gas produced when you add acid to chalk?
Yes. Chalk is calcium carbonate. When an acid is added, carbon dioxide gas is produced.
You eat 10 boxes of chalk in two days is that dangerous?
Eating chalk can be dangerous because things are added to chalk that is not natural therefore being harmful to the human body. whoever does this should seek medical advice.
What happen when dilute nitric acid is added to a sample of chalk?
Chalk is calcium carbonate (CaCO3) thus addition of dilute acid will produce carbon dioxide and a calcium salt. E.g. addition of dilute hydrochloric acid will produce CO2 and calcium chloride (CaCl2).
Is chalk is homogeneous or heterogeneous?
Chalk consists of calcium carbonate. It would be a heterogeneous mixture if colours were added to it.
Is pastel chalk the same as chalk?
No, it's not. Pastel chalk or soft pastel is easier to blend and draw with because it is softer, hence the name, soft pastel. Soft pastels are made of ground pigments, gum tragacanth, and a filler. Chalk simply has a dye added to its mixture and is harder. Unlike pastels, chalk is made up of gum Arabic which washes off with water.
What is the rock that makes up white cliffs of dover?
chalk
