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Chemical Kinetics question

2021 · Q59
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Chemical Kinetics question

2021 · Q59

IIT JAMChemistryChemical KineticsNumerical+2 / −0
For the reaction, Q+R⇌k−1k1X→k2P\text{Q} + \text{R} \xrightleftharpoons[k_{-1}]{k_1} \text{X} \xrightarrow{k_2} \text{P}Q+Rk1​k−1​​Xk2​​P k1=2.5×105 L mol−1 s−1k_1 = 2.5 \times 10^5 \text{ L mol}^{-1} \text{ s}^{-1}k1​=2.5×105 L mol−1 s−1, k−1=1.0×104 s−1k_{-1} = 1.0 \times 10^4 \text{ s}^{-1}k−1​=1.0×104 s−1 and k2=10 s−1k_2 = 10 \text{ s}^{-1}k2​=10 s−1. Under steady state approximation, the rate constant for the overall reaction in L mol−1 s−1\text{L mol}^{-1} \text{ s}^{-1}L mol−1 s−1 (rounded off to the nearest integer) is ‾\underline{\hspace{2cm}}​.
Numerical answer
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Correct answer: 250

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