Question

you have just won a medal made of 22-carat gold. have you just procured a pure substance or impure substance?

Answer 1

Impure substance because 24 carat gold is the true form. As it is very soft and may bend we don't use it. Some copper is added to it to form 22 carat gold.

Answer 2

Answer:

it is an impure substance.because it has 22 parts of pure  gold  and 2 parts of copper or silver

Explanation: