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air is a _?
a. mixture
b.compound
c. pure substance
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Answered by
1
Answer:
A pure substance which is made up of only one kind of atom and cannot be ... (a) a compound ... (d) a mixture ... of the following is a pure substance? (a) Ice. (b) Mercury. (c) Iron.
Answered by
2
Answer:
a)mixture
Explanation:
Air is mixture, but not a compound because of the following reasons: Air can be separated into its constituents such as oxygen, nitrogen, etc. by fractional distillation of liquid air. Air shows the properties of all gases present in it.
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