A liquid mixture composed of 20% CH4, 30% C2H4, 35% C2H2, and 15% C2H2 – McqOptions

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1.	A liquid 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» C. 6.75

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