Respuesta :

Explanation:

pure substances are those substances which are made up of one elements

mixture that those substances which are made by more than two or three elements

Answer:

Brainliest is appreciated

Explanation:

Substances which have a specific composition and cannot be separated into any constituents are called pure substances. Pure substances are further divided into elements and compounds. The combination of two or more pure substances is called a mixture. Mixtures can be classified into two types viz. heterogeneous and homogeneous mixtures. 

EXAMPLES

pure substance

gold, pure water, hydrogen gas

mixture substance

oil and water, sand and sugar