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Which of the following is an example of both physical adsorption and chemical adsorption?
(a)Adsorption of acetic acid in solution by charcoal.
(b)Adsorption of on tungsten.
(c)Adsorption of on tungsten.
(d)Adsorption of on .

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Important Questions on Surface Chemistry
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The relationship between equilibrium pressure of a gas and its amount adsorbed per unit mass of the solid adsorbent at constant temperature is called ______.

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Freundlich ’s adsorption isotherm is given by_____

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Catalysis is the phenomenon of accelerating the rate of the reaction

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Which of the following changes, when a catalyst is used in a reaction?

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A substance that decreases the rate of a chemical reaction is called a/an

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Ethanol when added to Chloroform, it acts as:

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In homogeneous catalysis, the reactants are in the gaseous phase. So the catalyst must be in

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Which of the following represents heterogeneous catalysis?
