The Reaction H₂(g) + I₂(g) 2HI(g)

question 61

Multiple Choice

The reaction H₂(g) + I₂(g) 2HI(g)
Has K_p = 45.9 at 763 K. A particular equilibrium mixture at that temperature contains gaseous HI at a partial pressure of 4.30 atm and hydrogen gas at a partial pressure of 0.225 atm. What is the partial pressure of I₂?

• A) 1.79 atm
• B) 0.225 atm
• C) 0.833 atm
• D) 37.1 atm
• E) 0.416 atm

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