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MMLU-Pro / 4554 / At 393.7°C, the second-rate constant for the decomposition of gaseous hydrogen…

Problem

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question

At 393.7°C, the second-rate constant for the decomposition of gaseous hydrogen iodide in a second order reaction is 2.6 × 10^-4M^-1s^-1. Given that the Arrhenius activation energy for the reaction is 45.6 kcal mol^-1 calculate the second order rate constant for this reaction from collision theory. The molecular weight of HI = 127.9 g mol^-1, the collision diameter = 3.5 \AA and the orientation factor, P = 1.

category

chemistry

options

  1. 2.0 × 10^-4M^-1s^-1
  2. 1.3 × 10^-4M^-1s^-1
  3. 3.0 × 10^-4M^-1s^-1
  4. 1.8 × 10^-4M^-1s^-1
  5. 1.2 × 10^-4M^-1s^-1
  6. 2.2 × 10^-4M^-1s^-1
  7. 1.5 × 10^-4M^-1s^-1
  8. 1.0 × 10^-4M^-1s^-1
  9. 0.5 × 10^-4M^-1s^-1
  10. 0.9 × 10^-4M^-1s^-1

src

stemez-PhysicalChemistry

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