AP EAMCET201922 Apr 2019Morning ShiftChemistryChemistry in Everyday LifeActual
Which one of the following is used as refrigerant for ice-cream and frozen foods?
Options
- ADry CO
- BLiquid ( CH ₄ )
- CDry ice
- DLiquid ( H ₂ )
Correct answer
C. Dry ice
Step-by-step solution
The most common use of dry ice is to preserve food, using non-cyclic refrigeration. It is frequently used to pack items that must remain cold or frozen such as ice-cream or biological samples, without use of mechanical cooling.