A first order reaction is `50%` completed in `30 min` at `27^(@)C` and in `10 min` at `47^(@)C`. Calculate the reaction rate constants at `27^(@)C` and the energy of activation of the reaction in `kJ mol^(-1)`.

A first order reaction is 50% complete in 30 minutes at 27^(@) C and in 10 minutes at 47^(@) C. Calculate the reaction rate constants at these temperatures and the energy of activation of the reaction in kJ//mol (R=8.314 J mol^(-1)K^(-1))

A first order reaction is 50% complete in min at 27^(@)C ?and 10 min at 47^(@)C . Calculate the rate constant and activation energy at 27^(@)C .

A 1st order reaction is 50% complete in 30 minutes at 27^(@)C and in 10 min at 47^(@)C . Calculate (i) rate constant for the reaction at 27^(@)C and 47^(@)C (ii) energy of activation for the reaction.

A 1st order reaction is 50% complete in 30 minute at 27^(@)C and in 10 minute at 47^(@)C . Calculate the: (a) Rate constant for reaction at 27^(@)C and 47^(@)C . (b) Energy of activation for the reaction. (c ) Energy of activation for the reverse reaction if heat of reaction is -50 kJ mol^(-1) .

A first order reaction is 50% completed in 20 minutes at 27^(@)C and in 5 min at 47^(@)C . The energy of activation of the reaction is