The Rate Constant of the Reaction Cl + CHCl₃ $\to$ HCl + CCl₃ Is 5

question 21

Multiple Choice

The rate constant of the reaction Cl + CHCl₃ $\to$ HCl + CCl₃ is 5.8 $\times$ 10⁷ M^-1s^-1 at 25°C and has an activation energy of 11.0 kJ/mol. Calculate the rate constant for this reaction in the lower stratosphere where the temperature is -57°C.

• A)1.1 \(\times\) 10⁷ M^-1 s^-1
• B)4.2 \(\times\) 10⁷ M^-1 s^-1
• C)4.9 \(\times\) 10⁹ M^-1 s^-1
• D)9.5 \(\times\) 10⁶ M^-1 s^-1
• E)2.7 \(\times\) 10⁹ M^-1 s^-1

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Definitions:

Ohmmeter

A device used to measure electrical resistance in units called Ohms.

Resistance

In electricity, opposition to current flow measured in ohms.

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A type of circuit breaker designed to maintain its off state until manually reset, used to protect electrical circuits from damage.

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