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The rate of flow in stream with 50% O2 and 50% CO2 is 10 mole/hr, the contained was initially filled with 10 mole of O2, what will be the percentage of O2 in product stream?

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The rate of flow in stream with 50% O2 and 50% CO2 is 10 mole/hr, the contained was initially filled with 10 mole of O2, what will be the percentage of O2 in product stream?

(a) 25

(b) 50

(c) 75

(d) 100

The question was posed to me in an online quiz.

My doubt is from Multiple Component Systems topic in division Introduction to Material Balances of Basic Chemical Engineering

1 Answer

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The correct choice is (c) 75

To explain: Percentage of O2 = 15/(10 + 10)*100 = 75%.

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