A gaseous mixture contains 14 kg of N2, 16 kg of O2 and 1... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

A gaseous mixture contains 14 kg of N2, 16 kg of O2 and 17 kg of NH3. The mole fraction of oxygen is__________________?

Correct answer: B

Explanation

First find the moles of each gas. Then, divide the moles of O2 by the total moles to get the mole fraction.

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