Chemistry · Chemical Kinetics

For a reaction, activation energy Ea = 0 and the rate constant at 200 K is 1.6 × 106 s−1. The rate constant at 400 K will be: [Given: Gas constant, R = 8.314 J K−1 mol−1]

Verified Solution4 OptionsUpdated: October 2026👁️1 View

11.6 × 106 s−1✓
23.2 × 106 s−1
31.6 × 103 s−1
43.2 × 104 s−1

Correct answer

1.6 × 106 s−1

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For a reaction, activation energy Ea = 0 and the rate constant at 200 K is 1.6 × 106 s−1. The rate constant at 400 K will be: [Given: Gas constant, R = 8.314 J K−1 mol−1]

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For a reaction, activation energy Ea = 0 and the rate constant at 200 K is 1.6 × 106 s−1. The rate constant at 400 K will be: [Given: Gas constant, R = 8.314 J K−1 mol−1]

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