This depends on the type of glue.
No, glue is not a pure substance. It is typically a mixture of various chemicals such as polymers, solvents, and additives.
Yes, as long as a substance is 100% (purity), it is considered as a pure substance. But logically, there is no such thing as a pure substance.
Carbonic acid is not considered a pure substance because it is a weak acid that can dissociate into carbon dioxide and water. As such, it is a solution rather than a pure substance.
No. Wood is a mixture.
24k Gold is a pure substance. Because it is made up of just gold unlike 14k gold which is silver and gold mixed.
No, PCl3 is not a pure substance; it is a chemical compound composed of phosphorus and chlorine atoms. Pure substances are made up of only one type of atom or molecule.
Hydrogen chloride is considered a pure substance because it is a chemical compound made up of hydrogen and chlorine atoms in a fixed ratio.
A hydrate is considered a pure substance because it contains a specific ratio of water molecules to other molecules within its crystal structure.
Water is pure substance because it is two elements chemically combined, rather than just mixed.
Yes, because it is an Element.
No. Water is a pure substance.
For a substance to be pure, it must have no impurities in the substance. Carbonated water is water with carbon dioxide and other substances dissolved in this. Hence, it is not a pure substance.