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  • An endothermic reaction has an activation energy <img alt="\mathrm{

An endothermic reaction \mathrm{P \rightarrow Q} has an activation energy \mathrm{300\, \, \mathrm{kJmol}^{-1}}. If energy change during the reaction is \mathrm{40 \, \, \mathrm{kJmol}^{-1},} then the activation energy for the reverse reaction is in \mathrm{\mathrm{kJmol}^{-1}}
 

Option: 1

260


Option: 2

340


Option: 3

-40


Option: 4

-300


Answers (1)

best_answer

\because From given diagram,

      \mathrm{ \begin{aligned} E_a^b+40 & =300 \\ E_a^b & =260 \, \mathrm{kJmol}^{-1} \end{aligned} }

Posted by

Sanket Gandhi

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