Air is classified as a mixture. What statement must be true about air? (4D)

a.) Air has a composition that is always the same mixture of elements and compounds.
b.) Air is made up of atoms of several different elements that are chemically combined.
c.) Air is made up of atoms of one element.
d.) Air is two or more elements or compounds that are not chemically combined.

Question

06-12-2021
Chemistry

Answered

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Air is classified as a mixture. What statement must be true about air? (4D)

a.) Air has a composition that is always the same mixture of elements and compounds.
b.) Air is made up of atoms of several different elements that are chemically combined.
c.) Air is made up of atoms of one element.
d.) Air is two or more elements or compounds that are not chemically combined.

Sagot :

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