What is the composition of the O2 gas on an SO2-free basis? – McqOptions

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1.	What is the composition of the O2 gas on an SO2-free basis?
A.	0.78 and 0.22
B.	0.22 and 0.78
C.	0.70 and 0.25
D.	0.25 and 0.78
Answer» B. 0.22 and 0.78

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