# NEET Chemistry Chemical Kinetics Questions Solved

If for a first order reaction, rate constant varies with temperature according to the graph given below. At $27°C$$1.5×{10}^{-4}$ percent of the reactant molecules are able to cross-over the potential barrier. At $52°C$, the slope of this graph is equal to , calculate the value of rate constant at $52°C,$ assuming that activation energy does not change in this temperature range.

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