A gas mixture input is given to a membrane with 20% O₂ and 80% N₂, the waste

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A gas mixture input is given to a membrane with 20% O₂ and 80% N₂, the waste contains 60% of the input and the product contains 30% O₂ and 70% N₂, what are the number of moles of O₂ in the waste?

Options:

A . 1

B . 2

C . 3

D . Can’t be determined

Answer: Option D
Answer: (d).Can’t be determined

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