Q.

Consider the following statements
1. Dry ice is the solid form of CO2.
2. Dry ice is used primary as a cooling agent.
3. Water ice is colder than dry ice.
Which of the statement given above is/are correct?
(a)Only 1
(b)Only 2
(c)1 and 2 Right sign
(d)1, 2 and 3
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