Changes in which factors affect both the rate and the rate constant of a first order reaction?
(P) Temperature (Q) Concentration

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P only

Both P and Q

Q only

Neither P nor Q

answer is A.

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Detailed Solution

Larger rate constant causes a higher reaction rate. This is understandable given that as temperature rises, molecules move more quickly and collide more frequently, increasing the proportion of molecules with energies higher than the activation energy.

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