1. Tardigrade
  2. Question
  3. Chemistry
  4. There is formation of H2O2 in the upper atmosphere H2O + O→ 2OH → H2O2 Δ H = 72 kJ mol-1 Ea = 77 kJ mol-1 Ea for the bimolecular recombination of two OH radicals

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Q. There is formation of $H_2O_2$ in the upper atmosphere
$H_2O + O\to 2OH \to H_2O_2$
$\Delta H = 72 kJ mol^{-1} E_a = 77 kJ mol^{-1}$
$E_a$ for the bimolecular recombination of two $OH$ radicals

Chemical Kinetics

Solution:

Correct answer is (c) $5\, kJ\, mol^{-1}$

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