Solve 45 plzz
45. In a 1st order reaction the fraction of molecules at 450°C having sufficient energy (or fraction of effective collisions) is 1.92 × 10-16. What is activation energy value of this reaction?
(a) 21.757 × 102J mole–1
(b) 21.757 x 103 J mole–1
(c) 21.75 x 10–2 J mole–1
(d) None
 

Dear student 
The correct option is c

Regards 

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