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Romashka-Z-Leto [24]
3 years ago
13

Dentre as alternativas a seguir,a única que é uma mistura é: ( )Um átomo de oxigenio ( )Àgua destilada ( )O ar atmosférico ( )O

gás ozoio me ajudem por favor...
Biology
1 answer:
riadik2000 [5.3K]3 years ago
7 0

Answer:

Atmospheric air  

Explanation:

Atmospheric air is a mixture of nitrogen, oxygen, argon, and small amounts of other gases.

A is wrong. A flask of oxygen atoms has nothing else in it. The O atoms are a pure substance.

B is wrong. A flask of distilled water contains only water. The water is a pure substance.

D is wrong. A flask of ozone contains only ozone. Ozone is a pure substance,

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