Kevlar is 'pure' in the sense that it is not a mixture or alloy, but a lattice of poly-paraphenylene terephthalamide monomers.
it is a pure substance.... not
Methane is a pure substance.
pure substance
CH3COOH is a pure substance. It is the chemical formula for acetic acid.
Refined substance can be a pure substance depending on the type of sugar used. If the refined sugar is white, then it is a pure substance. If it the refined sugar is brown, then it is not a pure substance.
Kevlar is a synthetic polymer material and is considered a pure substance. It is composed of long chains of repeating units called polymers, which give it its unique properties including high strength and heat resistance.
pure substance, propanone
it is a pure substance.... not
Pure substance
Methane is a pure substance.
pure substance
pure substance
Pure Substance
A pure substance is classified by having a definite and constant composition. The substance can be either an element or a compound, but what makes the substance pure, is that it does not vary.
Neon is a pure substance. Elements and compounds are pure substances; mixtures are not.
CH3COOH is a pure substance. It is the chemical formula for acetic acid.
Refined substance can be a pure substance depending on the type of sugar used. If the refined sugar is white, then it is a pure substance. If it the refined sugar is brown, then it is not a pure substance.