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GATE Chemistry 2014 Paper

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Question : 7

Total: 55

A monoatomic gas, X, adsorbed on a surface, follows Langmuir adsorption isotherm. A plot of the fraction of surface coverage, θ, against the concentration of the gas [X], for VERY LOW concentration of the gas, is described by the equation

θ=K[X]
1−θ=
1
K[X]
θ=K1∕2[X]1∕2
θ=
K[X]
1−K[X]

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