At 400ºC, K_c = 64 for the Equilibrium H₂(g)+ I₂(g)

question 13

Multiple Choice

At 400ºC, K_c = 64 for the equilibrium H₂(g) + I₂(g) 2HI(g) . If 3.00 mol H₂ and 3.00 mol I₂ are introduced into an empty 4.0 L vessel, find the equilibrium concentration of HI at 400ºC.

• A)0.15 M
• B)1.2 M
• C)2.4 M
• D)4.8 M
• E)5.8 M

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