KCET 2019 Chemistry Solved Paper

(C)
Esterification is a second order reaction
CH3COOH + C2H5OH → CH3COOC2H5 + H2O
r = k [CH3COOH] [C2H5OH]
Order = 2
When equal volume of two solutions are mixed, concentration of the solutions reduces to half the initial value. Hence, rate of reaction gets reduced to

1

4

initial rate.