SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Dry ice is solid carbon dioxide, or CO2. Dry ice may be used as a cooling agent and contains two oxygen atoms bonded to a carbon atom. Dry ice is a ____
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pure substance
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mixture
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -Dry ice or solid Carbon dioxide can be classified as a compound because: Dry ice is a solid form of Carbon dioxide i.e.; in which two elements Carbon and Oxygen are present in a fixed ratio by mass In carbon dioxide, one atom of carbon is combined with two atoms of oxygen.
Detailed explanation-2: -dry ice, carbon dioxide in its solid form, a dense, snowlike substance that sublimes (passes directly into the vapour without melting) at −78.5 °C (−109.3 °F), used as a refrigerant, especially during shipping of perishable products such as meats or ice cream.
Detailed explanation-3: -Solid carbon dioxide, known as dry ice, is a type of molecular solid.
There is 1 question to complete.