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Which of these is a mixture? A. carbon B. carbon dioxide C. air D. oxygen

Which of these is a mixture? A. carbon B. carbon dioxide C. air D. oxygen
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4 votes
Which of these is a mixture?
A. carbon
B. carbon dioxide
C. air
D. oxygen

User MefiX
by
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1 Answer

5 votes
Air is a mixture of approximately 80% nitrogen, 20% oxygen and a small amount of many other gases.
User RobertoBr
by
9.0k points
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