Answer:
6*10^-3
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Procedure in the attached file
It is a mixture because the compounds that make up air e.g. oxygen (o2), Carbon dioxide (co2) and the most important Nitrogen which is an element and makes up 78.09% of air are not chemically bound in the way that compounds are because they can be separated easily and there has been no change in state to any of the compounds or elements in air!hope this helpful!
Observations, surveys, and models.
Answer: Carbon monoxide, or "CO", is a compound. This is a homogeneous compound (not a mixture).
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A. A pacemaker
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