A gaseous mixture composed of 20% CH₄, 30% C₂H₄, 35% C₂H₂, a – McqOptions

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1.	A gaseous mixture composed of 20% CH₄, 30% C₂H₄, 35% C₂H₂, and 15% C₂H₂O. What is the average molecular weight of the mixture?
A.	20
B.	25
C.	6.75
D.	9.25
Answer» D. 9.25

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