Define elements and compounds.
Dear brother,
An element is a pure substance that cannot be converted further into anything simpler than itself by any physical or chemical process.
A compound is a pure substance formed by the chemical combination of two or more elements in a fixed ratio by mass.
An element is a pure substance that cannot be converted further into anything simpler than itself by any physical or chemical process.
A compound is a pure substance formed by the chemical combination of two or more elements in a fixed ratio by mass.