A gas mixture input is given to a membrane with 40% O₂ and 60% N₂, the waste

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Question

A gas mixture input is given to a membrane with 40% O₂ and 60% N₂, the waste contains 80% of the input and the product contains 25% O₂ and 75% N₂, what is the percentage of O₂ in the waste?

Options:

A . 0.22

B . 0.44

C . 0.66

D . 0.88

Answer: Option B
Answer: (b).0.44

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