Question

Are true solutions,pure substances?Justify ur answer.​

Answer 1

Answer:

Characteristics of pure substance:-

A pure substance contains only one type of particles which can either be atoms or molecules or elements or compounds.

A pure substance cannot be separated into other kinds of matter by any physical process but a mixture can as they are impure substances because they contain more than one particles. Ex: salt solutions.

A pure substance has fixed composition as well as fixed melting and boiling points. Ex: salt.

Pure substances cannot be exemplified by all elements other than nickel because pure nickel is an element containing only one kind of particles.

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