An unknown gas 'X' has rate of diffusion measured to be 0.88 times that of at the same conditions of temperature and pressure. The gas may be

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An unknown gas 'X' has rate of diffusion measured to be 0.88 times that of $	ext{PH}_3$ at the same conditions of temperature and pressure. The gas may be

Prashant Kotian · Accepted Answer

Correct answer: D. 0.88 = sqrt(34/M). M = 34 / (0.88)^2 = 44 g/mol (N2O). Therefore, correct answer is D.

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