WBCS.LIVE practice question

Dry ice means

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Ice at āˆ’23Ā°C
  2. Ice at 4Ā°C
  3. Solid SO2
  4. Solid CO2

Correct answer and explanation

Correct answer: Solid CO2

Explanation: āœ… Correct Answer: D. Solid CO2 šŸ“š Explanation: 'Dry ice' is the common name for the solid form of 'carbon dioxide' (CO2). it is called dry ice because it does not melt into a liquid but turns directly into a gas at room temperature (sublimation). It is extremely cold, with a surface temperature of about -78 degrees Celsius. it is widely used for keeping food frozen during transport and for creating fog effects in theater.