Question

give a scientific reason why Mixture cannot be represented by a chemical formula.​

Answer 1

Answer:

These elements are always present in same proportions ( because they are chemically bonded together) and the formula stays as it is. Mixtures may contain various compounds and elements in different proportions and the thing is these constituents are not chemically bonded together and can't be written as “one formula”.

Answer 2

Answer:

Mixture contains various elements and compund in an indefinite proportion which are not chemically bonded. Therefore, qe can say that mixture cannot be represented by a chemical formula.