What is the average molecular weight of a gas containing 20% N2 (molec – McqOptions

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1.	What is the average molecular weight of a gas containing 20% N2 (molecular wt. = 28) and 80% SO2 (molecular wt. = 64)?
A.	28.4
B.	56.8
C.	24.4
D.	48.8
Answer» C. 24.4

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