P19B.9 The adsorption of solutes on solids from liquids often follows a Freundlich isotherm. Check the applicability of this isotherm to the following data for the adsorption of ethanoic acid on charcoal at 25°C and find the values of the parameters c, and c,. [acid]/(mol dm³) 0.05 0.10 0.50 1.0 1.5 w/g 0.04 0.06 0.12 0.16 0.19 where w, is the mass adsorbed per gram of charcoal.

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P19B.9 The adsorption of solutes on solids from liquids often follows a
Freundlich isotherm. Check the applicability of this isotherm to the following
data for the adsorption of ethanoic acid on charcoal at 25°C and find the
values of the parameters c, and c,.
[acid]/(mol dm³)
0.05
0.10
0.50
1.0
1.5
w/g
0.04
0.06
0.12
0.16
0.19
where w, is the mass adsorbed per gram of charcoal.
Transcribed Image Text:P19B.9 The adsorption of solutes on solids from liquids often follows a Freundlich isotherm. Check the applicability of this isotherm to the following data for the adsorption of ethanoic acid on charcoal at 25°C and find the values of the parameters c, and c,. [acid]/(mol dm³) 0.05 0.10 0.50 1.0 1.5 w/g 0.04 0.06 0.12 0.16 0.19 where w, is the mass adsorbed per gram of charcoal.
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