Which of the following refrigerants has lowest freezing point? Options: A . &nbspFreon-12 B . &nbspNH3 C . &nbspCO2 D . &nbspFreon-22

Which of the following refrigerants has lowest freezing point?

Question

Which of the following refrigerants has lowest freezing point?

Options:

A . Freon-12

B . NH3

C . CO2

D . Freon-22

Answer: Option D

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