Answer
$k_2=0.027\ min^{-1}$
Work Step by Step
From the Arrhenius equation:
$\ln k_2/k_1=-E_a/R(1/T_2-1/T_1)$
$\ln(k_2/0.09\ min^{-1})=-103000/8.314(1/318-1/328)$
$k_2=0.027\ min^{-1}$
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