Question

What are
are Pure & impure
substances? give
give example​

Answer 1

Explanation:

A pure element or compound contains only one substance, with no other substances mixed in. Impure materials may be mixtures of elements, mixtures of compounds, or mixtures of elements and compounds.

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Answer 2

Explanation:

A pure element or compound contains only one substance, with no other substances mixed in. Impure materials may be mixtures of elements, mixtures of compounds, or mixtures of elements and compounds.

Examples of impure substances include: Muddy water: Water that has dirt mixed in it is an impure substance.

Examples of Pure Substances

Hydrogen gas.

Gold metal.

Sugar (sucrose)

Baking soda (sodium bicarbonate)