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EXERCISE Temperature Dependence Least Squares Plot o In k l/k Reset To In To 1/T The rate of the reaction N2O5(g) → 2 NO2(g)

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Answer #1

graph is

ln k on y - axis

1/T on x- axis

slope = - Ea / R

R = 8.314 x 10^-3 k J / mol . K

ln (k2 / k1) = Ea / R [1/ T1 - 1/ T2]

ln (1.5 x 10^-3 / 3.46 x 10^-5) = Ea / 8.314 x 10^-3 [1/ 298 - 1 / 328]

Ea = 102 .1 kJ /mol

activation energy Ea = 102 .1 kJ /mol

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