A vessel is filled with a mixture of oxygen and nitrogen. At what ratio of partial pressures will the mass of gases be identical? | States of Matter and Gaseous State — Chem-Mantra | Chem-Mantra

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States of Matter and Gaseous StatemediumMCQ SINGLE

Question

A vessel is filled with a mixture of oxygen and nitrogen. At what ratio of partial pressures will the mass of gases be identical?

Answer: D

💡 Solution & Explanation

Identical mass implies n(O2)/n(N2) = 28/32 = 0.875. P ratio matches mole ratio. Therefore, correct answer is D.

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