A Possible Reaction Leading to Removal of ClO from the Atmosphere

question 48

Multiple Choice

A possible reaction leading to removal of ClO from the atmosphere is 2ClO → 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

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Definitions:

Cyclopentanol

A cyclic alcohol consisting of a five-membered ring with a single hydroxyl (-OH) group.

Dehydration

A chemical reaction in which water is removed from a molecule, often leading to the formation of a double bond or a new compound.

Alcohols

Organic compounds containing one or more hydroxyl (-OH) groups attached to a carbon atom.

(R)-2-methyl-3-pentanol

A chiral organic compound specified by its configuration around the stereocenter as R (Rectus), indicating the spatial arrangement of its atoms.