ChemistryKinetic theory of matter and gas lawsJAMB
A gas X diffuses at half the rate of methane (CH₄ = 16) under the same conditions. Find the relative molecular mass of X.
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Answer: C. 64
rate ∝ 1/√M: (1/2)² = 16/M, so M = 64.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.