An impure substance can be called a mixture. It could be either heterogeneous mixture or homogeneous mixture.
That is an element.
An element.
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This substance is called the solvent.
The name given to a hazardous substance that can burn through skin and other substances is corrosive.
An impure substance can be called a mixture. It could be either heterogeneous mixture or homogeneous mixture.
Oxygen
I assume you mean polytetrafluoroethylene, which is better known as Teflon, DuPont's trademark for the substance.
The name of the substance KFe(CN)6 is potassium ferricyanide.
It means that a substance cannot dissolve in other substance
This substance is called solvent.
a visible suspension in the air of particles of some substance. in other words, a substance in the gaseous state (a gas state) and then distinguished from the liquid or solid state.
Plastic is a substance that is not attacked by corrosive substances. A corrosive substance is more dangerous compared to an irritant substance.
That is an element.
Density is a derived unit: mass divided by volume.
The substance is called sodium bicarbonate.