The Half-Life for the Second-Order Decomposition of HI Is 15

question 110

Multiple Choice

The half-life for the second-order decomposition of HI is 15.4 s when the initial concentration of HI is 0.67 mol L^-1. What is the rate constant for this reaction?

• A) 1.0 × 10^-2 L mol^-1 s^-1
• B) 4.5 × 10^-2 L mol^-1 s^-1
• C) 9.7 × 10^-2 L mol^-1 s^-1
• D) 2.2 × 10^-2 L mol^-1 s^-1
• E) 3.8 × 10^-2 L mol^-1 s^-1

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