All fuels are chemical substances.
No. Evaporation of ether or any other substance is a physical change as the identity of the substance remains the same.
A chemical substance formed as a result of a chemical reaction is called a product. Products can be either the desired end product of the reaction or byproducts that are formed during the reaction.
Substance changes to form a new substance through a chemical reaction. This involves the breaking and forming of chemical bonds between atoms, resulting in the creation of new molecules with different properties than the original substances.
Chemical property means the reaction of any substance with others.
Physical, chemical is one that affects the chemical make up of the substance.
Coal for example, or any other fossil fuel
Any chemical reaction produce a new substance.
chemical change
Any chemical compound, natural or artificial is a chemical substance. In the colloquial discussion the term substance is used in a more large sense, applied frequently to many materials.
Any instance in which the chemical formula of a given substance is changed, resulting in the formation of a new substance.
A substance that speeds up a chemical reaction is known as a CATALYST.
Yes: Any substance with mass is a chemical or a mixture of chemicals! Since copper is a chemical element, it is a single chemical.
"Very reactive" is a chemical property because it describes how likely a substance is to undergo a chemical reaction with other substances. It does not pertain to any physical characteristic of the substance.
An element.
Catalyst is a a substance that raises the rate of a chemical reaction without necessarily experiencing any any permanent chemical change.
A fuel is any substance that can be consumed to produce energy.
Any chemical difference exist.