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O KINETICS AND EQUILIBRIUMOO DODariaUsing the Arrhenius equation to calculate Ea from k versus T d...The rate constant k for a certain reaction is measured at two different temperatures:temperature2.5x 109139.0 C6.2 x 109257.0 CAssuming the rate constant obeys the Arrhenius equation, calculate the activation energy E for this reactionRound your answer to 2 significant digits.kJmolX

Question
O KINETICS AND EQUILIBRIUM
OO D
O
Daria
Using the Arrhenius equation to calculate Ea from k versus T d...
The rate constant k for a certain reaction is measured at two different temperatures:
temperature
2.5x 109
139.0 C
6.2 x 109
257.0 C
Assuming the rate constant obeys the Arrhenius equation, calculate the activation energy E for this reaction
Round your answer to 2 significant digits.
kJ
mol
X
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O KINETICS AND EQUILIBRIUM OO D O Daria Using the Arrhenius equation to calculate Ea from k versus T d... The rate constant k for a certain reaction is measured at two different temperatures: temperature 2.5x 109 139.0 C 6.2 x 109 257.0 C Assuming the rate constant obeys the Arrhenius equation, calculate the activation energy E for this reaction Round your answer to 2 significant digits. kJ mol X

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Step 1
The values
en belan:
250 c
139.0c
= (139.0+ 273 5)
41215 K
(257.0t 273 15K
530 15 K
K2= b210
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The values en belan: 250 c 139.0c = (139.0+ 273 5) 41215 K (257.0t 273 15K 530 15 K K2= b210

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