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The following data were obtained for the adsorption of n-butane on a porous solid (catalyst).   Adsorbed...

The following data were obtained for the adsorption of n-butane on a porous solid (catalyst).  

Adsorbed amount in mmol/g

Pressure (kPa)

85 °C

150 °C

0.67

0.51

0.13

1.33

0.85

0.25

2.67

0.98

0.40

5.33

1.09

0.59

10.67

1.18

0.76

21.33

1.25

0.89

33.33

1.30

0.96

If the area occupied by a n-butane molecule is 0.55 nm2 at 85 °C, estimate the surface area of the catalyst (in m2/g) assuming Langmuir adsorption isotherm.

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Amanda K answered 1 year ago
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The following data were obtained for the adsorption of n-butane on a porous solid (catalyst).   Adsorbed amount in mmol/g Pressure (kPa) 85 °C 150 °C 0.67 0.51 0.13 1.33 0.85 0.25 2.67 0.98 0.40 5.33 1.09 0.59 10.67 1.18 0.76 21.33 1.25 0.89 33.33 1.30 0.96 Calculate the area (in m2) occupied by a n-butane molecule at 150°C.
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