Automobile Engineering · Refrigeration and Air Conditioning
What does the number '22' in the refrigerant R-22 indicate?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The boiling point of the refrigerant in °C
- 2The pressure required for refrigeration cycle operation
- 3The molecular weight of the refrigerant
- 4A specific designation assigned based on chemical composition✓
Correct answer
A specific designation assigned based on chemical composition
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