Sucrose is an example of a pure substance. It is a disaccharide that can be broken down into glucose and fructose.
pure substance
Sugar is a compound, a pure substance, as it only contains sucrose.
Table sugar (sucrose) is a chemical compound not a mixture.
Pure substance.
Soda water is a mixture not a pure substance
It is a mixture of compounds.
Sugar is a compound, a pure substance, as it only contains sucrose.
A sugar is a pure substance. Sugar is the generic name for many compounds which are all pure substances. Fructose is a sugar. Glucose is a sugar. Lactose is a sugar. Glucose + Fructose --> Sucrose This is a chemical reaction between 2 sugars to make another, more complex sugar. This reaction if I remember correctly eliminates a water molecule as well as producing sucrose. The reaction occurs in certain plants and is done by an enzyme. Mixing fructose and glucose in a bowl will NOT form sucrose. Refer to the wikipedia article on sugar. It shows the molecular structure of sucrose. A substance cannot have a molecular structure if it is a mixture. It is a compound and compounds are pure substances.
pure substance?
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.
Pure substance.
Table sugar (sucrose) is a chemical compound not a mixture.
sugar (generally glucose) is a pure organic compound, not mixture.
Table salt [sodium chloride], sugar [sucrose], water [H2O], Oxygen[O2] A pure substance is a substance that has a fixed composition and differs from a mixture in that every sample of a given of a pure substance has exactly the same characteristic properties and compositions.
No, it is a mixture; rarely a drug is a pure substance.
No a mixture is by definition not a pure substance.
Table sugar is a pure substance. It is made up of one type of molecule that cannot be separated into two or more components. Mixtures can be separated. For example, a mixture of water and sand can be separated into two components. Other examples of pure substances are diamonds, and table salt.
pure substance