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For the reaction given below, the frequency factor A is 8.7 1012 s-1 and the activation energy is 63 kJ/mol.
NO(g) + O3(g) NO2(g) + O2(g)
What is the rate constant for the reaction at 50°C?

I used the equation k=Ae^(-Ea/RT) by plugging in the variables I got 8.5e12. But they say this is significantly off. where did i go wrong?

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