Buttermilk is not a pure substance; it is a mixture. It typically consists of water, fats, proteins, and various other components, including vitamins and minerals, derived from the fermentation of milk. The composition can vary depending on the method of production and the source of the milk. Therefore, it does not meet the criteria of a pure substance, which has a uniform and definite composition.
It is a mixture.
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.