The Equilibrium Constant Is Equal to 5

question 127

Multiple Choice

The equilibrium constant is equal to 5.00 at 1300 K for the reaction: 2 SO₂(g) + O₂(g) ⇌ 2 SO₃(g) .
If initial concentrations are [SO₂] = 1.20 M,[O₂] = 0.45 M,and [SO₃] = 1.80 M,the system is

• A)at equilibrium.
• B)not at equilibrium and will remain in an unequilibrated state.
• C)not at equilibrium and will shift to the left to achieve an equilibrium state.
• D)not at equilibrium and will shift to the right to achieve an equilibrium state.

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