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Explore the esterification reaction with Wong CS at Kei Heep Secondary School focusing on equilibrium calculations, acid-catalysis, and constant temperature. Learn about the key assumptions and calculations involved.
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pH meter CCC Kei Heep Secondary School F.6 Chemistry by Wong CS Chemistry CE Homepage Chemistry AL Homepage
Esterification CH3COOH+CH3CH2OHCH3COOCH2CH3+ H2O Assumption: • Very slow equilibrium • Acid-catalysed • Constant temperature • Closed system
Calculation For Expt I: Volume Of NaOH used = V1 dm3 For Expt A: Volume Of NaOH used = V2 dm3 Concentration at equilibrium CH3COOH+CH3CH2OHCH3COOCH2CH3+ H2O where V= V2 V1 ;M = [NaOH]; d = density of the ester
Graph Slope = K