A mixture of gases SO2, O2 and 4 g of N2 and total mass of mixture is – McqOptions

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1.	A mixture of gases SO2, O2 and 4 g of N2 and total mass of mixture is 10 g, what is the sum of mole fraction of SO2 and O2?
A.	0.25
B.	0.5
C.	0.75
D.	1
Answer» D. 1

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