For the reaction: H₂(g) + I₂(g) ⇌ 2HI(g). The rate law expression is: — Chemical Equilibrium Chemistry Question
Question
For the reaction: H₂(g) + I₂(g) ⇌ 2HI(g). The rate law expression is:
Answer: A
💡 Solution & Explanation
The net rate of formation of HI is d[HI]/dt = 2K₁[H₂][I₂] - 2K₋₁[HI]². Dividing by -2 gives: -1/2 d[HI]/dt = K₋₁[HI]² - K₁[H₂][I₂]. Therefore, correct answer is A.
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