Question

1- The temperature of a reaction is increased from 40oC to 80oC. The rate of the...

1- The temperature of a reaction is increased from 40oC to 80oC. The rate of the reaction will be increased by a factor of ________.  

2- A reaction was found to be fourth order in A. Increasing the concentration of A by a factor of 2 will cause the reaction rate to increase by a factor of________.

3- The balanced equation for the reaction of bromate ion with bromide ion in acidic solution is given by:

BrO3- + 5Br - + 6H+   à   3Br2 + 3H2O

At a particular instant in time, the value of –∆[Br–]/∆t is 2.9 M/s. What is the value of ∆[Br2]/ ∆t in the same units?

4- Of the units below, ________ are appropriate for a fourth-order reaction rate constant.

M4 s-1

M-2s-1

M-3 s-1

M-4 s-1
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