Select all of the correct statements about reaction rates from the choices below

Question

Select all of the correct statements about reaction rates from the choices below.

(a) The lower the rate of a reaction the longer it takes to reach completion.

(b) A balanced chemical reaction is necessary to relate the rate of disappearance of a reactant to the rate of appearance of a product.

(c) Solid catalysts increase reaction rates as their surface area increases.

(d) Reaction rates increase as concentrations of homogeneous catalysts increase.

(e) Concentrations of homogeneous catalysts have no effect on reaction rates.

(f) The rate of a fast step has more effect on the on the overall reaction rate than the rate of a slow step.

(g) Reaction rate constants decrease with increaseing temperature.

Explanation / Answer

a) True

b) True

c) True

d) True

e) False

f) True

g) False

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