Chemical Kinetics - Result Question 39

39. The rate constant of a reaction depends on

$(1981,1 M)$

(a) temperature

(b) initial concentration of the reactants

(c) time of reaction

(d) extent of reaction

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Answer:

Correct Answer: 39. (a)

Solution:

  1. The rate constant $(k)$ of all chemical reactions depends on temperature.

$ k=A e^{-E _a / R T} $

where, $A=$ pre-exponential factor, $E _a=$ activation energy.