1. Tardigrade
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  3. Chemistry
  4. For an exothermic chemical process occurring in two steps as follows: (i) A + B arrow X (slow) (ii) X arrow AB (fast) The process of reaction can be best describe by :-

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Q. For an exothermic chemical process occurring in two steps as follows :
(i) $A + B \rightarrow X$ (slow)
(ii) $X \rightarrow AB$ (fast)
The process of reaction can be best describe by :-

Solution:

Step I has high $E _{ a }$
Step II has low $E _{ a }$
$E _{ P }< E _{ R }$