Q.

The Arrhenius relationship of two different reactions is shown below. Which reaction is faster at a lower temperature and which is more sensitive to changes of temperature? 

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a

B faster, A more sensitive

b

B in both cases

c

A in both cases

d

A faster, B more sensitive

answer is A.

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Detailed Solution

Slope of A  > Slope of B

Hence, EaA   > EaB   

So,A  is more sensitive to changes of  temperature.

B has less activation energy so faster at lower temperatures.

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