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Chemistry
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OpenStudy (anonymous):
Which of the following is a mixture? carbon dioxide nitrogen oxygen air
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OpenStudy (jadedry):
Carbon Dioxide is a compound, as its components are chemically bonded. Nitrogen and Oxygen are elements. Therefore air is a mixture. As the components in air (nitrogen, oxygen, dust, etc) are not chemically bonded.
OpenStudy (kirstin012596):
Air
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