Dry Ice sublimes at which temperature?
A. 78°C
B. 68°C
C. -68°C
D. -78°C
Answer: Option D
Solution (By Examveda Team)
Dry ice is a solid form of carbon dioxide. It is commonly used for temporary refrigeration as carbon dioxide does not have a liquid state at atmospheric pressure and sublimates directly from the solid-state to the gas state. It is primarily used as a cooling agent.Dry ice sublimes at -78°C (194.7 K) at the earth's atmospheric pressure.
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