A Possible Reaction Leading to Removal of ClO from the Atmosphere

question 1

Multiple Choice

A possible reaction leading to removal of ClO from the atmosphere is 2ClO $\rarr$ Cl₂ + O₂.Studies of this reaction have yielded an Arrhenius frequency factor, A, and an activation energy of 1.0 × 10^-12 cm³ molecule^-1 s^-1 and 13.2 kJ/mol, respectively.Calculate the rate constant for the disappearance of ClO at -30°C.

• A)1.5 × 10^-15 M^-1 s^-1
• B)8.7 × 10⁵ M^-1 s^-1
• C)2.9 × 10^-15 M^-1 s^-1
• D)9.9 × 10^-13 M^-1 s^-1
• E)1.7 × 10⁶ M^-1 s^-1