A 3500-L Vessel at 700 K Initially Contains HI(g)at a Pressure

question 78

Multiple Choice

A 35.00-L vessel at 700 K initially contains HI(g) at a pressure of 5.80 atm; at equilibrium,it is found that the partial pressure of H₂(g) is 0.56 atm.What is the partial pressure of HI(g) at equilibrium?
2HI(g)
H₂(g) + I₂(g)

• A)5.8 atm
• B)5.23 atm
• C)4.67 atm
• D)6.36 atm
• E)0.561 atm

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