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प्रश्न
Dry ice is ______.
विकल्प
Solid NH3
Solid SO2
Solid CO2
Solid N2
उत्तर
Dry ice is solid CO2.
Explanation:
Solid CO2 is referred to as dry ice because it is used in laboratories to create an ice bath for organic reactions. It is made by rapidly cooling high-pressure CO2 gas.
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