Chemical formula for ‘R22’ refrigerant: – McqOptions

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1.	Chemical formula for ‘R22’ refrigerant:
A.	Monochloro difluoro methane
B.	Trichloro fluoro methane
C.	Dichloro monofluoro methane
D.	Dichloro difluoro methane
Answer» B. Trichloro fluoro methane

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