Solution: The rate of the reaction between H2 and I2 to form
Chapter 13, Problem 13.98(choose chapter or problem)
The rate of the reaction between H2 and I2 to form HI (discussed on p. 596) increases with the intensity of visible light. (a) Explain why this fact supports the two-step mechanism given. (The color of I2 vapor is shown on p. 502.) (b) Explain why the visible light has no effect on the formation of H atoms.
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