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Adsorption of a gas follows Freundlich adsorption isotherm. x is the mass of the gas adsorbed on mass m of the adsorbent. The plot of log m x versus log p is shown in the given graph. m x is proportional to - 2 3 log p log m x

1. p 3/2
2. p 2/3
3. p 3
4. p 2

Correct answer: p 2/3

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