The given chemical reactions are to be completed. Concept introduction: Organic compounds are synthesized through organic reactions. The different types of reactions in organic chemistry are elimination reaction, substitution reaction, addition reactions and many more. Esters are derivatives of carboxylic acids and therefore, synthesized by the reaction of carboxylic acids with alcohols in the presence of an acid catalyst. To determine: The formation of methyl ethanoate
The given chemical reactions are to be completed. Concept introduction: Organic compounds are synthesized through organic reactions. The different types of reactions in organic chemistry are elimination reaction, substitution reaction, addition reactions and many more. Esters are derivatives of carboxylic acids and therefore, synthesized by the reaction of carboxylic acids with alcohols in the presence of an acid catalyst. To determine: The formation of methyl ethanoate
Solution Summary: The author explains that organic compounds are synthesized through organic reactions.
Definition Definition Transformation of a chemical species into another chemical species. A chemical reaction consists of breaking existing bonds and forming new ones by changing the position of electrons. These reactions are best explained using a chemical equation.
Chapter 22, Problem 76E
(a)
Interpretation Introduction
Interpretation: The given chemical reactions are to be completed.
Concept introduction: Organic compounds are synthesized through organic reactions. The different types of reactions in organic chemistry are elimination reaction, substitution reaction, addition reactions and many more. Esters are derivatives of carboxylic acids and therefore, synthesized by the reaction of carboxylic acids with alcohols in the presence of an acid catalyst.
To determine: The formation of methyl ethanoate
(b)
Interpretation Introduction
Interpretation: The given chemical reactions are to be completed.
Concept introduction: Organic compounds are synthesized through organic reactions. The different types of reactions in organic chemistry are elimination reaction, substitution reaction, addition reactions and many more. Esters are derivatives of carboxylic acids and therefore, synthesized by the reaction of carboxylic acids with alcohols in the presence of an acid catalyst.
(c) The following data have been obtained for the hydrolysis of sucrose, C12H22O11, to
glucose, C6H12O6, and fructose C6H12O6, in acidic solution:
C12H22O11 + H2O → C6H12O6 + C6H12O6
[sucrose]/mol dm³
t/min
0
0.316
14
0.300
39
0.274
60
0.256
80
0.238
110
0.211
(i) Graphically prove the order of the reaction and determine the rate constant of the
reaction.
(ii) Determine the half-life, t½ for the hydrolysis of sucrose.
(III) adsorbent
(b) Adsorption of the hexacyanoferrate (III) ion, [Fe(CN)6] ³, on y-Al2O3 from aqueous
solution was examined. The adsorption was modelled using a modified Langmuir
isotherm, yielding the following values of Kat pH = 6.5:
(ii)
T/K
10-10 K
280
2.505
295
1.819
310
1.364
325
1.050
Determine the enthalpy of adsorption, AadsHⓇ.
If the reported value of entropy of adsorption, Aads Se = 146 J K-1 mol-1 under the above
conditions, determine Aads Gº.
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