Chemistry · Chemical Kinetics

For a first-order reaction, a plot of ln k (y-axis) versus 1T (x-axis) gives a straight line with a slope equal to -103 K and a y-intercept equal to 2.303. What is the activation energy (Ea) of the reaction in J mol-1? (Given R = 8.314 J mol-1K-1)

Verified Solution4 OptionsUpdated: October 2026👁️1 View

12.303
22303
38.314
48314✓

Correct answer

8314

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For a first-order reaction, a plot of ln k (y-axis) versus 1T (x-axis) gives a straight line with a slope equal to -103 K and a y-intercept equal to 2.303. What is the activation energy (Ea) of the reaction in J mol-1? (Given R = 8.314 J mol-1K-1)

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For a first-order reaction, a plot of ln k (y-axis) versus 1T (x-axis) gives a straight line with a slope equal to -103 K and a y-intercept equal to 2.303. What is the activation energy (Ea) of the reaction in J mol-1? (Given R = 8.314 J mol-1K-1)

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