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The Second-Order Decomposition of HI Has a Rate Constant of 1.80

Question 56

Multiple Choice

The second-order decomposition of HI has a rate constant of 1.80 × 10-3 L mol-1 s-1. How much HI remains after 27.3 s if the initial concentration of HI is 4.78 mol L-1?


A) 4.55 mol L-1
B) 0.258 mol L-1
C) 3.87 mol L-1
D) 2.20 mol L-1
E) 2.39 mol L-1

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