Under certain conditions the rate of this reaction is zero order in hydrogen iodide with a rate constant of 0.0096 M ·s: 2 HI (g) → H, (g) +I, (g) Suppose a 3.0 L flask is charged under these conditions with 400. mmol of hydrogen iodide. How much is left 3.0 s later? You may assume no other reaction is important. Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits.

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