Saturday, July 5, 2008

Chemical Kinetics - Fill Blanks Type

1. The rate of chemical change is directly proportional to ______________. (JEE 1985)

Answer: concentration of reactants

2. In the Arrhenius equation, k = A exp(-E0/RT), A may be termed as the rate constant at ____________ . (JEE 1997)

Answer: Very high temperature or zero activation energy.
As k becomes equal to A in either case.

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