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The initial rate of a first order reacti...

The initial rate of a first order reaction is `5.2 xx 10^(-6)" mol.lit"^(-1).s^(-1)` at 298 K. When the initial concentration of reactant is `2.6xx10^(-3)" mol.lit"^(-1)`, calculate the first order rate constant of the reaction at the same temperature.

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`2xx10^(-3)s^(-1)`
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